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Clinical trials and research at Mayo Clinic
As of November 12, 2026, Find a Trial lists 511 clinical trials run by Mayo Clinic that are recruiting, at sites in 14 countries (most in United States (511), Canada (4), Iceland (2)). 6 were first registered in the last 30 days. By phase: Phase 2 (64), Phase 4 (25), Phase 1 (25), Early Phase 1 (16). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 511Clinical trials
- 6New in 30 days
- 14Countries
Newest trials
All recruiting trials (newest 150 of 511)
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What the Mayo Clinic is learning from blood clot tests in allergic reactions
This study tests whether real-time blood clotting markers can help understand and predict the severity of allergic reactions and anaphylaxis in patients 12 and older.
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Atrial Arrhythmia AI-Powered Post-Ablation Predictor Pilot
This pilot study tests whether AI models using non-invasive heart-mapping data can predict how patients with atrial arrhythmias respond after ablation.
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A Community Approach to Boost Cervical Cancer Screening for Hispanic and East African Immigrant Women
The study tests a community-based program that offers self-collection HPV tests and information to Hispanic and East African immigrant women to see if screening rates improve.
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Point-of-care AI spectroscopy test to triage vulvar lesions
This pilot study tests whether a handheld AI-powered spectroscopy device can help triage vulvar lesions in adults who are planning surgical removal.
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Telephone follow-up by a WOC nurse after ostomy surgery
We’re testing whether a WOC nurse’s phone check-in after ostomy surgery can reduce hospital readmissions for adults with a new ostomy.
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Quiet Knee Protocol after knee replacement
A randomized study tests whether a Quiet Knee Protocol after unilateral knee replacement helps with pain, range of motion, and recovery better than standard rehab.
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Intraoperative Microelectrode Recordings with MAVEN vs Standard Equipment
This study tests whether MAVEN can match the recording data collected during DBS surgery for movement disorders using standard equipment.
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EEG-Guided TMS for Adults With Depression
This study tests whether delivering intermittent theta burst stimulation (iTBS) timed to brain waves using EEG can improve treatment for adults with major depressive disorder who have not responded to usual antidepressants.
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Adding targeted GRID-style radiation to standard palliative therapy for unresectable solid tumors
This study tests whether adding spatially fractionated radiation therapy to standard palliative radiation helps relieve symptoms in patients with unresectable solid tumors.
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SMS text check-ins to track symptoms for people with plasma cell disorders
This study tests whether daily SMS symptom prompts are feasible and acceptable for adults starting treatment for multiple myeloma or AL amyloidosis.
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Lower Body Negative Pressure to See if Noninvasive Monitors Are Accurate
This study tests whether noninvasive physiological monitors accurately track body responses while the body experiences controlled lower body negative pressure.
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Pain Reprocessing Therapy for Functional Dyspepsia
A small pilot test to see if a psychological therapy that uses exposure techniques can lessen digestive symptoms and help daily functioning in people with functional dyspepsia.
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See if increasing running cadence helps stress urinary incontinence in parous runners
This study tests whether increasing running cadence by about 10% for eight weeks can reduce stress urinary incontinence symptoms in parous women who run regularly and own a Garmin watch.
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Continuous monitoring of microvascular connections: an observational study
This study will see if the sounds from a device that watches blood flow in a free flap can be turned into a visual signal to help care teams monitor flap healing.
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Augmented Reality Guidance with Real-Time Feedback for CT-Guided Biopsy/Ablation
This study tests whether the LUMENA guidance system can be safely used during CT-guided biopsy or ablation procedures for organs like the kidney, liver, lymph nodes, abdominal masses, and lungs.
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Noninvasive test to measure small bowel sensation using mannitol distension
A noninvasive test using different concentrations of mannitol solution is tried in healthy people to see how their small bowel feels distension.
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Relieving a blocked pancreatic duct in chronic pancreatitis
This pilot study tests whether clearing a blocked pancreatic duct with endoscopy can help people with chronic pancreatitis who have mild symptoms.
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Islet function in gestational diabetes: see if pancreas changes during and after pregnancy
This study tests whether the human pancreas changes its function during and after pregnancy in people with gestational diabetes or not, using Exendin 9-39 in a small Phase 1 trial.
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See if virtual informed consent methods help people decide to join cancer research
This trial tests whether virtual human communicators and different consent messages can influence cancer patients’ understanding and willingness to participate in research.
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Proton or Photon Radiotherapy Added to Pembrolizumab Before Surgery for Advanced or Recurrent Oral Cavity Cancer
This phase 2 trial tests whether adding proton SFRT or SBRT to pembrolizumab before surgery helps patients with advanced or recurrent oral cavity cancer.
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Chest-strap ECG wearable vs. traditional patch monitor in active adults
This study tests whether the Frontier X Plus chest-strap ECG device can capture heart rhythms as well as the MoMe ARC patch in active adults who already need an ambulatory monitor.
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Managing Depressive Symptoms in ADPKD: testing Digital Neurotherapy and Capacity Coaching
This study tests whether Digital Neurotherapy or Capacity Coaching can help people with ADPKD who have depression and self-reported pain, compared to education alone.
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What nurses and families think about family engagement in the Emergency Department
This study tests how ED nurses and family members experience and describe family involvement in patient care.
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Community-informed approaches to equitable heart failure care in primary care
This study tests whether engaging patients, caregivers, community health workers, and care teams can help Mayo Clinic develop equity-focused, practical care strategies for adults with congestive heart failure who face social challenges.
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Temozolomide with or without WSD0922-FU for EGFR-Mutant, IDH-Wildtype Glioblastoma
This trial tests whether adding WSD0922-FU to temozolomide helps slow disease progression in adults with EGFR-mutant, IDH-wildtype glioblastoma.
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Acute Kidney Injury in Care Transitions: A Practical Trial
This trial tests whether a multidisciplinary care-transition program helps adults with moderate to severe AKI improve outcomes after hospital discharge.
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Flyte device to help urinary incontinence after pelvic radiation for endometrial or cervical cancer
This study tests whether a home-use Flyte device, used during guided pelvic floor exercises, can improve urinary incontinence in women who had pelvic radiation for endometrial or cervical cancer.
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Virtual Group Resilient Living for Advanced Cancer
A group-based online program tests whether seven weekly sessions can reduce anxiety and fatigue and improve quality of life for adults with advanced cancer.
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Compare two ventilator modes in adults with cardiac ICU needs and invasive ventilation
This pilot tests whether volume-controlled versus pressure-controlled ventilation can be safely used in adults with heart disease and respiratory failure who need invasive ventilation.
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PSMA-targeted therapy with hormone suppression for low-volume metastatic prostate cancer
This phase II trial tests leuprolide acetate alone versus with 177Lu-PSMA-617 (with or without abiraterone acetate and prednisone) in men with hormone-sensitive, low-volume metastatic prostate cancer.
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AAV-based gene therapy for Propionic Acidemia in young children
This trial tests whether an AAVrh10-PCCA gene therapy can be given safely to children with Propionic Acidemia to help their bodies manage the metabolic problem.
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MenoZen VR for managing menopause symptoms
This study tests whether MenoZen VR can help reduce hot flashes and other menopause symptoms in women aged 45–60 who have frequent hot flashes and can use a computer or smartphone at home.
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Erector Spinae Plane Block vs Trigger Point Injection for Chronic Thoracic Myofascial Pain
A randomized trial tests whether an erector spinae plane (ESP) block or a trigger point injection (TPI) provides better relief for adults with chronic thoracic myofascial pain.
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Smart Symptom Tracking with ALEX for GI Health in Young Adults
This trial tests whether the Smart Symptom Tracking ALEX app can better track GI symptoms in young adults (18–44) compared with standard paper logs.
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Physician-modified endografts for aortic disease in high-risk patients
This study tests a physician-modified Terumo Treo abdominal stent-graft to see if it can safely treat large aortic aneurysms in patients who are high-risk for open surgery.
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Exosome-based biomarkers for cardiac sarcoidosis activity
Researchers will test blood exosomes to see if they reveal activity of cardiac sarcoidosis in patients with and without the condition, using usual care FDG-PET data.
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Lisinopril for Secondary Polycythemia in adults
This study tests whether the blood pressure medicine lisinopril can lower hemoglobin, hematocrit, and erythropoietin levels in adults with secondary polycythemia.
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Shoulder replacement techniques: comparing anatomic vs. reverse in people with shoulder arthritis and a healthy rotator cuff
This study tests whether anatomic total shoulder arthroplasty (aTSA) leads to better patient-reported outcomes after 1 year than reverse total shoulder arthroplasty (rTSA) for people with shoulder arthritis and an intact rotator cuff.
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Daily lung ultrasound to see if it shortens hospital stays for adults with acute decompensated heart failure
This study tests whether daily lung ultrasound can shorten hospital stays and reduce readmissions for adults with acute decompensated heart failure.
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Emulsified avacopan given through a nasogastric tube for patients with ANCA-associated vasculitis and diffuse alveolar hemorrhage
This trial will try giving emulsified avacopan (30 mg twice daily) through a nasogastric tube to up to six ventilated patients with active severe GPA or MPA and diffuse alveolar hemorrhage to see how the drug is absorbed over 72 hours.
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Remote Voice Analysis Tool to Help Diagnose and Monitor ME/CFS
A voice-based tool is tested to help diagnose and manage myalgic encephalomyelitis/chronic fatigue syndrome in people who have the condition.
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Health and Wellness Coaching to Support Adherence in Papillary and Follicular Thyroid Cancer Survivors
This study tests whether a patient-centered health and wellness coaching program helps adults with papillary or follicular thyroid cancer stick to treatment plans and healthy habits.
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Acceptability of DNA Markers in Vaginal Fluid for Endometrial Cancer Detection
This study asks if Black women 45 and older with bleeding symptoms feel comfortable using vaginal fluid DNA tests to help detect endometrial cancer.
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Exercise responses in people with spontaneous coronary artery dissection or fibromuscular dysplasia
This study will test whether short sessions of different aerobic and resistance exercise change breathing, heart and blood pressure responses and symptoms in people with SCAD or FMD.
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How to best place stimulating electrodes for the ulnar nerve in the wrist and how this compares to using anatomical landmarks
This study tests whether lining up the stimulating electrode over the ulnar nerve using simple wrist measurements improves stimulation of the intrinsic hand muscles compared with landmark-based methods.
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VSV-IFNβ-NIS plus ipilimumab and nivolumab for advanced or metastatic clear cell renal cell carcinoma
This trial adds a virus-based therapy (VSV-IFNβ-NIS) to standard immunotherapy (ipilimumab and nivolumab) to see if it helps people with advanced or metastatic clear cell renal cell cancer.
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Vagal nerve stimulation plus nicotine replacement for quitting smoking
This study tests whether adding a non-invasive vagal nerve stimulator to nicotine patches helps adults quit smoking.
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Acoustic Resonance Therapy versus Cognitive Behavioral Therapy for Chronic Insomnia.
This will test whether a SONU headband using Acoustic Resonance Therapy or an interactive CBT-I program helps adults with moderate-to-severe chronic insomnia sleep better after six weeks.
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Pulmonary Vascular Disease in Valvular Heart Disease: How Valve Procedures Affect Blood Flow
This study tests how blood flow in the lungs changes in adults with left-sided valve disease who are having valve surgery and looks to see if patterns can predict reversibility of tricuspid regurgitation and right heart dysfunction.
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See if spironolactone can reduce aortic stiffness in adults with thoracic aortic aneurysm
This study tests whether spironolactone reduces aortic stiffness compared with placebo in adults with degenerative thoracic aortic aneurysms.
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Ambient sensor rooms to spot early problems in hospitalized cancer patients
This test will try whether special hospital rooms with cameras, microphones, and temperature sensors can help staff spot early delirium, falls, sleep problems, or mood changes in adults hospitalized with cancer.
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Retifanlimab With or Without DFMO for Progressive High-Grade Gliomas
This trial tests whether retifanlimab, with or without DFMO, is safe and may help treat progressive high-grade gliomas in adults.
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Goserelin Injections: Is Upper-Gluteal Dosing as Good as Abdominal Dosing for OFS in Localized and Locally Advanced HR+ Breast Cancer
This phase 2 trial tests whether giving goserelin acetate injections in the upper gluteal region works as well as abdominal injections for suppressing ovarian function in premenopausal women with localized or locally advanced hormone receptor–positive breast cancer.
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Fluid-based PET imaging to locate ACTH-secreting pituitary adenomas in Cushing disease
This study tests whether FET PET/CT scanning can accurately locate ACTH-secreting pituitary adenomas in adults with Cushing disease who are planning pituitary surgery.
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FET-PET/MRI to locate small hormone-producing pituitary adenomas
This trial tests whether a special PET/MRI scan called FET-PET/MRI can find small hormone-producing pituitary adenomas in adults whose standard MRI is negative or unclear.
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Vasodilator Therapy to Reduce Vascular Side Effects in GI Cancer Patients on Fluoropyrimidines
This study tests whether vasodilator drugs (isossorbide mononitrate or diltiazem) or placebo can reduce blood vessel toxicity for adults with gastrointestinal cancers treated with fluoropyrimidine chemotherapy.
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Iliac crest marrow versus proximal tibia Avitus bone graft for foot and ankle procedures
This will test whether bone graft taken from the proximal tibia with the Avitus device works as well as iliac crest bone marrow for adults needing autograft during foot or ankle fusion or nonunion surgery.
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THAM vs. sodium bicarbonate for metabolic acidosis after cardiac surgery
This trial tests whether THAM and sodium bicarbonate perform similarly to correct metabolic acidosis in patients having heart surgery with bypass.
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ABBV-383 for relapsed or refractory Waldenström macroglobulinemia
This phase 1/2 trial tests ABBV-383 to see if it is safe and how well it works for adults whose Waldenström macroglobulinemia has returned or not responded to treatment.
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Improved MRI methods to distinguish benign from cancerous pelvic findings
This test tries new deep-learning image-processing methods on MRI scans to get clearer images faster for adults scanned for prostate screening or suspected endometriosis.
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How whole-fat versus low-fat milk affects adults with metabolic syndrome
This trial will test whether drinking whole-fat milk compared with low-fat milk changes heart and metabolic risk factors and blood vessel function in adults with metabolic syndrome.
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Exercise cardiac MRI for heart failure with preserved ejection fraction
This study will try low-field exercise cardiac MRI to see if it can diagnose, describe, and predict risk in people with HFpEF compared with those who have non-cardiac breathlessness and healthy volunteers.
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Voices: sharing messages of wisdom and hope during illness
This project will see if recording semi-structured interviews with adult cancer patients (and optional caregivers) affects patients' sense of dignity and caregiver support.
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Improving quality of life with cognitive behavioral therapy for people treated for stage III–IV melanoma
This study will test whether cognitive behavioral therapy for cancer distress (CBT-C) helps adults treated for stage III–IV melanoma feel and function better during the first two years after treatment.
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Noise-cancelling headsets to reduce sedation during knee replacement
This study will test whether giving people having total knee replacement active noise-cancelling headphones with music or a movie during spinal anesthesia can reduce how much sedation they need.
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Breathing practices to improve brain and mental health in adolescents
This project will try a structured breathing program to see if it helps adolescents aged 12–17 who are being treated for anxiety or mild to moderate depression.
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Health and wellness coaching to help caregivers of heart or lung transplant patients feel more confident
This pilot will try telephonic health and wellness coaching to see if it increases confidence and reduces burden for caregivers of people awaiting heart or lung transplants.
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Mindfulness and meditation lactation education for mothers of premature NICU infants
This will test whether mindfulness and meditation training for mothers who are pumping for their premature NICU infants changes components of their breastmilk.
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Heart disease screening with AI-enabled ECG and focused ultrasound
This study tests whether AI-powered ECGs and focused cardiac ultrasound can screen for heart disease in well-described community groups.
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Predicting which newborns in a lower-level NICU will need extended breathing support
This project will test whether analyzing a newborn's stomach fluid right after birth can help predict which babies born at 32+ weeks and attended by the neonatal resuscitation team will need breathing support for more than six hours.
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Intraoperative contrast-enhanced ultrasound to locate pituitary adenomas in Cushing's disease
This pilot tests whether using contrast-enhanced ultrasound during transsphenoidal surgery helps surgeons find and remove pituitary adenomas in people with Cushing's disease.
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Rocklatan versus latanoprost for 24-hour eye pressure control in open-angle glaucoma and ocular hypertension
This trial tests whether a combination eye drop (Rocklatan) lowers eye pressure over 24 hours more than latanoprost alone in adults with open-angle glaucoma or ocular hypertension.
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How doctors' behaviors affect distress during radiation therapy
This study will see if certain physician behaviors during radiation therapy change how much distress adults with cancer experience.
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Screening to improve early detection of pancreatic cancer in high-risk adults
This program tests whether repeated contrast-enhanced CT scans combined with blood draws and AI can find pancreatic cancer earlier in people aged 50–85 with recent-onset diabetes and a high ENDPAC score.
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Autologous dendritic cell vaccine for recurrent respiratory papillomatosis
This test tries a vaccine made from your own dendritic cells loaded with HPV6 peptides to see if it is safe and stimulates the immune system in people with HPV6-positive recurrent respiratory papillomatosis.
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Voice features linked to pulmonary hypertension and heart disease
This project will see if short voice recordings can show whether adults getting routine echocardiograms at Mayo Clinic have pulmonary hypertension and how severe it is.
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Deep learning to analyze and track echocardiograms
This project will test AI tools that help clinicians read echocardiograms and flag adults who may have genetic cardiomyopathy, ischemic heart disease, or cardiac amyloidosis to see if interpretation improves and diagnoses happen faster.
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GI-102 With or Without Pembrolizumab Before Surgery for Recurrent or Progressive Grade 4 Gliomas
The team will test whether giving GI-102 alone or together with pembrolizumab before surgery helps adults with recurrent or progressive IDH‑wildtype glioblastoma or IDH‑mutant grade 4 astrocytoma.
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Vagus nerve stimulation plus mobility training for walking recovery after chronic ischemic stroke
This trial will test whether vagus nerve stimulation paired with mobility training can help adults who had an ischemic stroke at least six months ago improve their walking speed and stability.
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Virtual Mindfulness-Based Stress Reduction program for underserved Minnesota cancer patients
This program tests if a virtual mindfulness-based stress reduction (MBSR) course can reduce emotional distress and improve mental well-being for cancer patients in underserved or rural parts of Minnesota.
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BLOOM: Personalized cefepime dosing for adults in the ICU
This trial tests whether using an individualized way to pick cefepime doses based on a patient’s kidney tests helps ICU patients recover faster and have fewer side effects compared with usual dosing.
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In-home cancer treatment with remote specialist support for patients in the Florida Panhandle
This program will try giving standard cancer treatments at home to people living in the Florida Panhandle and nearby areas to see if they prefer it and have better treatment satisfaction.
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Itraconazole for bronchiectasis with airway mold
This study will try oral itraconazole in adults with bronchiectasis who have mold in their airways to see if people can take it safely and whether it changes symptoms and airway microbes.
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Using ultrasound microvessel imaging to evaluate ovarian and adnexal lesions
This test tries to see if ultrasound microvessel imaging can better detect small blood vessels in adults scheduled for surgery for ovarian or adnexal lesions.
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Using MR elastography to track how manual therapy changes painful lower-back tissues
This trial will see if a special MRI method (MR elastography) can show tissue changes in adults with chronic lower‑back myofascial pain after Tuina manual therapy compared with usual care.
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68Ga-FAPI-46 PET/CT to detect small bowel fibrostenosis in Crohn's disease
This study will try whether a PET tracer called 68Ga‑FAPI‑46 can find early or developing fibrosis and strictures in the small bowel of adults with Crohn's disease.
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RNA editing to predict antidepressant response in unipolar and bipolar depression
This project tests whether changes in RNA editing can predict how adults with unipolar or bipolar depression respond to antidepressant treatment.
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Can menopausal hormone therapy affect heart function after menopause?
This study tests whether menopausal hormone therapy changes how the heart responds to stress in women who are past menopause.
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BMS-986340 with nivolumab plus gemcitabine and nab-paclitaxel for advanced or recurrent pancreatic adenocarcinoma
This trial tests whether adding the antibody BMS-986340 to nivolumab together with gemcitabine and nab-paclitaxel helps people with metastatic or recurrent pancreatic adenocarcinoma.
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Treating dyssynergic defecation and constipation
This trial tests whether biofeedback therapy, with or without inspiratory muscle training, helps adults with dyssynergic defecation or chronic constipation improve bowel function.
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Heart and Voice: smartphone voice monitoring for heart health
We will try to see if short voice recordings from adults' smartphones (and Apple Watches when available) can detect cardiovascular disease or changes in heart health.
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Prednisone after ureteroscopy with stent to reduce postoperative pain
This study will try a short course of prednisone after ureteroscopy with a ureteral stent to reduce postoperative pain in adults with kidney or ureteral stones.
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One versus two cystic duct stents for preventing repeat gallbladder attacks
This compares one versus two cystic duct stents to see if two stents better prevent repeat gallbladder attacks in adults who are not immediate candidates for gallbladder removal.
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Songwriting to Reduce Anxiety in Teens with Sickle Cell Disease
This program will try songwriting and performing original songs to see if it helps reduce anxiety in adolescents (ages 11–18) with sickle cell disease.
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Virtual reality to reduce psychological symptom burden during cancer treatment
This trial will try virtual reality sessions to reduce anxiety, depression, and adjustment symptoms for adults receiving cancer treatment.
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Magnetocardiography for Cardiac Amyloidosis
This project tests whether magnetocardiography (MCG) can help diagnose and monitor heart involvement in adults with amyloidosis compared with ECG and other standard tests.
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Structured breathing to boost resilience and mental well-being in clinical care professionals
This study will try structured breathing exercises with healthcare workers who have burnout to see if they reduce anxiety, depression, stress, and improve sleep now and over time.
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Tirzepatide for hot flashes and biological aging in postmenopausal women with obesity
This trial will test whether tirzepatide reduces bothersome hot flashes and improves measures of biological aging in postmenopausal women with obesity.
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Low-dose radiotherapy versus corticosteroid injection for hand and wrist osteoarthritis
This trial will test whether low-dose radiotherapy or a corticosteroid injection works better to reduce pain for people 50 and older with hand or wrist osteoarthritis.
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Measuring heart stiffness in amyloidosis with cardiac MRI elastography
This tests whether cardiac MRI elastography can measure heart stiffness in adults with cardiac amyloidosis compared with people without the condition.
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Personalized weight-loss medication plan for adults with bipolar disorder
This pilot tests whether matching FDA-approved weight-loss medicines to specific obesity types helps adults aged 18–65 with bipolar disorder lose weight.
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Tracking autonomic blood-pressure changes after spinal cord injury to predict complications
We will test whether tracking blood pressure and autonomic responses over time in adults with C6–T12 spinal cord injuries can help predict later medical complications.
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How spinal cord stimulation affects blood pressure, immune, and heart function after spinal cord injury
This research will test whether spinal cord stimulation can change blood pressure control and immune and heart function in adults with spinal cord injury.
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Combining tissue, imaging, and genetic information to improve breast cancer risk prediction
This research tests whether combining pathology, radiology, and genetic data can better predict future breast cancer risk for women who previously had a benign breast biopsy at Mayo Clinic.
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AI-guided left bundle branch area pacing for heart failure with reduced ejection fraction
This trial tests whether an AI-guided method for placing left bundle branch area pacing leads helps people with heart failure and reduced ejection fraction have better CRT response and clinical outcomes than conventional placement.
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Biologically-adapted, dose-escalated radiotherapy for Ewing sarcoma
This trial tests whether giving higher radiotherapy doses tailored to tumor size and biology helps people aged 2 and older with Ewing sarcoma control their tumors better.
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Stress contrast echocardiography in adults with prior SCAD
This project will use stress contrast echocardiography to see if small-vessel heart blood flow and blood-pressure responses during stress are different in adults who had spontaneous coronary artery dissection (SCAD) compared with healthy adults.
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Early advance care planning education for young adults with advanced solid tumors or high-grade brain tumors
This project will test whether short educational tools help adolescents and young adults (diagnosed at 18–39) with advanced solid tumors or high-grade brain tumors start advance care planning earlier.
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Tamsulosin to prevent and shorten postoperative urinary retention after spine surgery
This trial will test whether taking tamsulosin around the time of spine surgery can reduce how often patients have urinary retention and how long it lasts.
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Cryotherapy spray (truFreeze) to eradicate gastric antral vascular ectasia.
This will try a cryotherapy spray (truFreeze) to see if it reduces bleeding and lowers blood transfusion needs in adults with antral‑predominant GAVE and recent transfusion‑dependent anemia.
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Azithromycin versus doxycycline as atypical coverage for adults hospitalized with community-acquired pneumonia on a beta-lactam
This trial will test whether adding azithromycin or doxycycline to a beta-lactam works better and is safer for adults hospitalized with community-acquired pneumonia.
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Metyrapone for Mild Autonomous Cortisol Secretion
This study tests whether taking metyrapone by mouth for six months can safely reduce cortisol excess in adults with MACS compared with a placebo.
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Growing immune cells outside the body to study neoantigen cancer vaccines (ACT-X)
This project tests how immune cells from people with or without solid tumors react to a new neoantigen vaccine by collecting blood or apheresis samples.
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Genetic causes of large LDL increases after starting a ketogenic diet
This will test whether people who start a ketogenic diet and then have very large increases in LDL cholesterol carry genetic differences in genes that affect cholesterol absorption.
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Virtual Reality support for Black men newly diagnosed with prostate cancer
This trial tests a VR-enabled, AI-guided support tool to help Black men newly diagnosed with prostate cancer feel more supported and manage emotional and practical needs.
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How radiofrequency ablation affects esophagus stretchiness and mucosal impedance
This study will test whether radiofrequency ablation changes how stretchy the esophagus is and the mucosal impedance in adults treated for dysplastic Barrett's esophagus.
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Virtual community health educator to boost referrals to cancer clinical programs for patients and caregivers
This study tests whether a photo-realistic virtual community health educator can help cancer patients and their caregivers get more referrals to cancer clinical programs.
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Acceptance and Commitment Therapy to reduce cancer distress in hepatobiliary cancer patients
This project tests if Acceptance and Commitment Therapy (ACT) helps adults with hepatobiliary cancer reduce cancer-related distress.
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Ketogenic diet for bipolar depression
This study will try a high-fat, very low-carbohydrate (ketogenic) diet to see if it helps adults aged 18–50 with bipolar depression.
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Low-dose (1 mg) osilodrostat for mild autonomous cortisol secretion
This trial will test whether taking 1 mg of osilodrostat daily is safe and can lower cortisol measures in adults with mild autonomous cortisol secretion.
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Early versus rescue plasma exchange for severe optic neuritis and transverse myelitis
This trial will see if starting plasma exchange early versus using it only as a rescue after high-dose steroids improves vision for adults with severe optic neuritis and improves neurologic recovery for adults with severe transverse myelitis.
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CS reducer device for symptomatic HFpEF with coronary microvascular dysfunction
This study will test whether implanting a coronary sinus (CS) reducer reduces heart muscle ischemia on stress CMR in adults with HFpEF and coronary microvascular dysfunction.
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Using a continuous glucose monitor to manage high blood sugar in glioblastoma
We will try continuous glucose monitors to help adults with newly diagnosed glioblastoma control high blood sugar during treatment.
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Therapeutic plasma exchange plus enfortumab vedotin and pembrolizumab for bladder and upper urinary tract urothelial cancer
This trial will test whether doing a therapeutic plasma exchange before giving enfortumab vedotin (an antibody‑drug conjugate) and pembrolizumab (an immune checkpoint inhibitor) helps people with metastatic or refractory urothelial (bladder or upper tract) cancer who have progressed on prior therapies.
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Inspiratory muscle training combined with cardiac rehabilitation for heart failure with reduced ejection fraction
This trial will try inspiratory muscle training added to cardiac rehabilitation to see if it improves heart function and exercise responses in adults with heart failure and reduced ejection fraction.
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68Ga‑FAPI PET imaging to detect fibroblast activity in HFpEF
This test uses a PET scan with 68Ga‑FAPI to see if it can identify fibroblast activity in people with HFpEF who are obese and have exertional breathlessness.
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Sonodynamic therapy using SONALA-001 or 5-ALA with MRI-guided focused ultrasound for progressive or recurrent glioblastoma
This trial tries giving SONALA-001 (IV) or 5-ALA (oral) together with MRI-guided focused ultrasound to see if the combination is safe and can help people whose glioblastoma has progressed or come back.
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Home-based digital platform delivering sequential therapy for people with glioma
This program will test a mobile app that helps deliver and remotely monitor home-based systemic therapy for adults with newly diagnosed or recurrent glioma.
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Home versus clinic cancer treatment for Black men with advanced or recurrent prostate cancer
This Phase II test tries whether giving cancer treatments at home instead of in the clinic is safer and more satisfying for Black men with locally advanced, biochemically recurrent, or metastatic prostate cancer.
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Calaspargase pegol and blood clotting in children with ALL or lymphoblastic lymphoma
This will see if calaspargase pegol changes blood clotting or the risk of bleeding and clots in children and young adults treated for acute lymphoblastic leukemia or lymphoblastic lymphoma.
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Molecular and ctDNA profiling for high-risk endometrial cancer
This project will collect blood and tumor tissue to test whether tumor DNA and other genetic changes can help predict recurrence in people with high-risk endometrial cancer.
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Minibeam radiation with a tungsten slit collimator for recurrent or metastatic skin and superficial soft tissue tumors
This trial tests whether minibeam radiation delivered through a tungsten slit collimator is safe and what dose works best for adults with recurrent or metastatic skin or superficial soft tissue tumors.
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Wearable AI to monitor heart function after lymphoma or sarcoma treatment
This project will test whether a smartwatch-based AI ECG combined with periodic echocardiograms can find early heart damage in lymphoma or sarcoma survivors treated with anthracycline chemotherapy.
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Personalized 3D-printed external breast prosthesis after mastectomy
This trial will try a custom 3D-printed external breast prosthesis to see if it improves patient-reported outcomes for people who had a mastectomy and did not have reconstruction.
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5-strain probiotic to prevent bone loss during aromatase inhibitor therapy
This trial will try a 5-strain probiotic called WBF-038 to see if it prevents bone loss in people with early-stage hormone receptor–positive breast cancer who are starting aromatase inhibitor therapy.
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Robotic EMMA versus therapist-delivered lower back massage
This test compares a robotic device called EMMA to a certified massage therapist for adults with lower back pain to see if patient experience differs.
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Minnesota RETAIN: a program to help people stay at or return to work after injury or illness
This project will try expanding the RETAIN program in Minnesota to see if its services help injured or ill adults stay at work or return to work and reduce future workplace disability.
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Upper body fat exosome release after a meal in obesity
This study tests how upper body fat tissue releases exosomes after eating, comparing people with obesity to those with normal weight.
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Ultrasound-guided core needle biopsy to stage bladder urothelial carcinoma
This will try whether an ultrasound-guided core needle biopsy can accurately stage bladder urothelial carcinoma in people scheduled for radical cystectomy.
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Relugolix to improve PSMA PET/CT imaging in men with high or very high risk prostate cancer
We are testing whether a short course of relugolix can boost PSMA levels and make PSMA PET/CT scans better at finding cancer in men with high or very high risk prostate cancer.
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Sequenced or combined dasatinib, quercetin, fisetin, and temozolomide for adults with previously treated glioma and remaining tumor
This trial will try different sequences or combinations of dasatinib, the plant compounds quercetin and fisetin, and the chemotherapy temozolomide to see if they are safe and help adults with previously treated glioma that still has residual tumor.
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Seizure forecasting with subscalp EEG and wearables to guide epilepsy treatment
This trial will try using forecasts from a subscalp EEG device plus wearable data to help people with temporal-lobe focal epilepsy who have frequent disabling seizures predict and manage their seizures.
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Understanding preserved autonomic function after multiple sclerosis
This project will test whether people with multiple sclerosis have preserved or abnormal blood pressure and other autonomic responses compared with uninjured controls.
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AI-assisted personalized legacy program — Reflections: My Story
This AI-assisted personalized legacy program tries to help adults with serious illness reflect on their life and create a keepsake document to share with loved ones.
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Using your personal continuous glucose monitor in the hospital to improve blood sugar control
This will try using the real-time data from your personal CGM to guide insulin while you’re hospitalized to reduce high and low blood sugars for adults with diabetes who bring a CGM.
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Longer fasting to reduce stomach contents for people on GLP‑1 medications having upper endoscopy
This project will test whether a longer fasting period before upper endoscopy reduces stomach contents in people taking GLP‑1 receptor agonist medications.
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Collecting live tumor tissue removed during cancer surgery
This project will collect live tumor tissue from people undergoing cancer surgery to test how tumor cells and their surrounding environment respond to treatments in the lab.
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Imaging biomarkers in corticobasal syndrome
We will use brain imaging and blood tests to see if inflammation is linked to white-matter damage in people with corticobasal syndrome.
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Optimized ultrasound twinkling marker to image axillary lymph nodes in clinically node-positive breast cancer
This trial tests an improved ultrasound twinkling marker to help doctors reliably see cancer-containing lymph nodes by ultrasound in people with biopsy-proven node-positive breast cancer.
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Decitabine plus standard surgery, radiation, and chemotherapy for HPV-negative operable head and neck cancer
This trial will test whether adding decitabine to standard surgery and radiation/chemotherapy helps people with HPV-negative head and neck cancers that can be removed by surgery.
Showing recruiting studies first, then the newest. Describe your situation to find the ones that fit you.
Quick answers
How many clinical trials run by Mayo Clinic are recruiting right now?
511, as of November 12, 2026. 6 of them were first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 14 countries. The most sites are in United States (511 trials), Canada (4 trials), Iceland (2 trials), Israel (2 trials), United Kingdom (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 2: 64, Phase 4: 25, Phase 1: 25, Early Phase 1: 16. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.