Clinical Trial

A Study of Ulonivirine (MK-8507) and Methadone in Healthy Volunteers (MK-8507-019)

Not Yet Recruiting Phase 1
View on ClinicalTrials.gov →
Summary
This study is designed to determine the effect of ulonivirine (MK-8507) on methadone in the body. Participants will take methadone alone and then methadone with ulonivirine to see if ulonivirine changes how the body processes methadone.
Protocol Amendment History 2 amendments
This ClinicalTrials.gov record has been amended 2 times since 2026-05-12; most recent amendment 2026-06-19.
Trial Details
NCT Number NCT07595263
Lead Sponsor Merck Sharp & Dohme LLC
Conditions Healthy
Enrollment 14 participants
Start Date 2026-08-17
Primary Completion 2027-01-15 (estimated)
Study Completion 2027-01-15 (estimated)
Updated on ClinicalTrials.gov 2026-06-23