Condition
Mild Autonomous Cortisol Secretion (MACS) clinical trials and research
As of November 12, 2026, Find a Trial lists 7 Mild Autonomous Cortisol Secretion (MACS) clinical trials that are recruiting, at sites in 3 countries (most in United States (5), Italy (1), Greece (1)). 1 was first registered in the last 30 days. By phase: Phase 4 (2), Phase 2 (2). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 7Clinical trials
- 1New in 30 days
- 3Countries
Newest Mild Autonomous Cortisol Secretion (MACS) clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Adrenal Diseases in Modena: A Patient Registry at Modena University Hospital | — | Modena, Modena | Recruiting | Nov 5, 2026 |
| Tirzepatide after adrenalectomy for MACS | Phase 2 | Pittsburgh, Pennsylvania | Recruiting | May 7, 2026 |
| Adrenalectomy versus semaglutide for metabolic health in mild autonomous cortisol secretion | — | Dallas, Texas | Recruiting | Jan 23, 2026 |
| Metyrapone versus osilodrostat for metabolic autonomous cortisol secretion (MACS) | Phase 4 | Athens | Recruiting | Dec 5, 2025 |
| Isturisa treatment for people with mild autonomous cortisol secretion (MACS) | Phase 4 | Baltimore, Maryland | Recruiting | Nov 25, 2025 |
| Metyrapone for Mild Autonomous Cortisol Secretion | Phase 2 | Rochester, Minnesota | Recruiting | Aug 22, 2025 |
| Detecting cortisol secretion issues in patients with adrenal incidentalomas | — | Cleveland, Ohio | Recruiting | Apr 3, 2024 |
All recruiting trials (7)
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Adrenal Diseases in Modena: A Patient Registry at Modena University Hospital
This study collects medical histories and treatment data from patients with adrenal diseases to see how they are diagnosed and managed in Modena.
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Tirzepatide after adrenalectomy for MACS
This study tests whether adding tirzepatide after adrenalectomy helps control blood pressure and improve metabolic health in adults with mild autonomous cortisol secretion.
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Adrenalectomy versus semaglutide for metabolic health in mild autonomous cortisol secretion
We are testing whether removing the adrenal gland or treating with semaglutide better improves insulin resistance and other metabolic measures in adults with mild autonomous cortisol secretion, and comparing semaglutide effects to matched adults without adrenal tumors.
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Metyrapone versus osilodrostat for metabolic autonomous cortisol secretion (MACS)
This trial will test whether metyrapone or osilodrostat better lowers cortisol and improves health in adults with mild autonomous cortisol secretion (MACS) who are not having surgery.
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Isturisa treatment for people with mild autonomous cortisol secretion (MACS)
This trial will test whether Isturisa (osilodrostat) helps adults with MACS improve metabolic measures, blood pressure, weight, bone density, and quality of life.
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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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Detecting cortisol secretion issues in patients with adrenal incidentalomas
This study is trying to see how common mild cortisol secretion problems are in people with adrenal incidentalomas and which tests work best to find them.
Related topics
Quick answers
How many Mild Autonomous Cortisol Secretion (MACS) clinical trials are recruiting right now?
7, as of November 12, 2026. 1 of them was 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 3 countries. The most sites are in United States (5 trials), Italy (1 trial), Greece (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 2, Phase 2: 2. 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.