Assessing cardiovascular risks of naldemedine and other medications for opioid-induced constipation
Official title: Risk of Major Adverse Cardiovascular Events Among Users of Naldemedine Compared With Other Medications Used for Opioid Induced Constipation in Adult Patients With Chronic Non-Cancer Pain in a Healthcare Claims Database
Run by BioDelivery Sciences International · NCT03720613 · Data updated 2026-11-12
This study is testing whether using naldemedine for opioid-induced constipation has different heart risks compared to other medications like lubiprostone and naloxegol.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 34532 (estimated) |
| Sponsor | BioDelivery Sciences International Industry-sponsored |
| Locations | 1 site (Wilmington, Delaware) |
| Status | Recruiting |
| Started | January 4, 2019 |
| Main results expected | June 30, 2029 |
| Study ends | June 30, 2029 |
| Registry record updated | September 30, 2026 |
| Trial ID | NCT03720613 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include adults aged 18 and older with chronic non-cancer pain who are new users of naldemedine, lubiprostone, or naloxegol.
✕Probably not a fit
Patients with a history of major adverse cardiovascular events or cancer treatment within the past six months may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study aims to evaluate the risk of major adverse cardiovascular events (MACE) among new users of naldemedine compared to users of lubiprostone and naloxegol, which are also used for opioid-induced constipation (OIC). The study will utilize multiple databases linked to medical records and the National Death Index to monitor the uptake of these medications and assess safety outcomes. The monitoring phase will continue until a sufficient number of patients is accrued for comparative analyses in the safety assessment phase.
Why it matters
Potential benefit: If successful, this study could provide valuable insights into the cardiovascular safety of naldemedine compared to other OIC treatments, potentially guiding safer medication choices for patients.
How similar studies have gone: While this study focuses on a specific comparison of medications, similar observational studies have previously assessed cardiovascular risks associated with various treatments, indicating a potential for meaningful findings.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * At least one dispensing of naldemedine or lubiprostone or naloxegol without prior use in the database of either medication (index date) * At least two dispensings of opioids within six months prior to and including the index date, with at least a combined 31 cumulative days supply * At least 18 years of age or older on the index date * At least six months of continuous health plan coverage that includes medical and pharmacy benefits prior to and including the index date Exclusion Criteria: * Any acute MACE (non-fatal MI or non-fatal stroke) within six months before or on the index date * Any cancer treatment or cancer pain diagnosis within six months before or on the index date * Prior use of methylnaltrexone, alvimopan or naloxegol within six months before or on the index date
Where it's running
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Research Site
Wilmington, Delaware, United States Recruiting
Study contacts
- Principal investigator: Stephen Lanes — HealthCore, Inc.
- Study coordinator: Todd Kunkel
- Email: tkunkel@bdsi.com
- Phone: 913-940-1789
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Naldemedine for opioid-induced constipation in people with cancer
This study will try naldemedine, a gut-acting opioid blocker, to relieve opioid-induced constipation in adults with cancer who still have constipation despite laxatives.
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Evaluating the safety and effects of naldemedine in children using opioids
This study is testing whether a new medication called naldemedine can help children who are using opioids for pain avoid constipation and stay safe while doing so.
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Preventing constipation caused by opioids in advanced cancer patients
This study is testing whether magnesium hydroxide can help prevent constipation caused by opioid pain medications in advanced cancer patients better than a standard treatment.
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Self-administered acupressure for constipation in adult psychiatric inpatients
This project tests whether adult psychiatric inpatients can reduce constipation symptoms by using self-administered acupressure.
-
Pupillometry to find children at risk for opioid-related breathing problems after tonsillectomy
This project will try to see if a quick, noninvasive pupillometry test can identify children having tonsillectomy who are likely to have opioid-related breathing problems after surgery.
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Timing of opioid administration and breathing changes after surgery
This study watches adults who had general anesthesia and receive opioids after surgery to see if opioid timing and dose affect breathing changes measured by minute ventilation.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.