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NCT06818968 · ClinicalTrials.gov registry record · Phase 1

A Study of the Effect of Multiple Doses of Diltiazem on the Plasma Levels of MK-6916 in Healthy Participants (MK-6916-005)

A Phase 1 study of Healthy, sponsored by Merck Sharp & Dohme.

Completed
Registry status
Phase 1
Development phase
37
Enrollment target
1
Study location

NCT06818968: Completed Phase 1 study of Healthy, sponsored by Merck Sharp & Dohme.

NCT06818968 is a Phase 1 study of Healthy that has completed, run by Merck Sharp & Dohme. The registered enrollment target is 37 participants, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (94% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT06818968, a Phase 1 study of Healthy, has completed, sponsored by Merck Sharp & Dohme.

COMPLETED
Registry status
Phase 1
Development phase
37 participants
Enrollment target
1
Study location

Study Summary

The goal of the study is to learn what happens to levels of MK-6916 in a healthy person's body over time. Researchers will compare what happens to MK-6916 in the body when it is given with or without another medicine called diltiazem.

Primary Outcome

Blood samples will be collected to determine the AUC0-inf of MK-6916.

Conditions Studied

Interventions

  • DRUG Diltiazem
  • DRUG MK-6916

Study Locations (1)

Wisconsin

  • Fortrea CRU, Madison ( Site 0001) - Madison

Trial Details

FieldValue
Enrollment Target 37 participants
Start Date 2025-02-27
Est. Completion 2025-08-08
Phase Phase 1
Merck Sharp & Dohme

558 total trials

What the finished NCT06818968 record still lists

NCT06818968 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 37 participants, a relatively small participant target, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (94% lower).

The record links to 1 condition, with Healthy appearing as the primary indexed condition, and to 2 interventions - of which Diltiazem is the first listed.

NCT06818968 reports a single indexed study location in Wisconsin.

Frequently Asked Questions

What is clinical trial NCT06818968 about?

NCT06818968 is a clinical study titled "A Study of the Effect of Multiple Doses of Diltiazem on the Plasma Levels of MK-6916 in Healthy Participants (MK-6916-005)". The goal of the study is to learn what happens to levels of MK-6916 in a healthy person's body over time. Researchers will compare what happens to MK-6916 in the body when it is given with or without another medicine called diltiazem.

What is the current status of trial NCT06818968?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 37 participants. The study started on 2025-02-27. Estimated completion is 2025-08-08.

What conditions does trial NCT06818968 study?

This clinical trial studies the following conditions: Healthy.

What interventions are being tested in trial NCT06818968?

The interventions under investigation include: Diltiazem (DRUG), MK-6916 (DRUG).

Who is sponsoring clinical trial NCT06818968?

This trial is sponsored by Merck Sharp & Dohme, which has 558 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT06818968 being conducted?

This trial has 1 study location across Wisconsin. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Healthy

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT06818968's enrollment target sits among peer trials

37 590th of 1090 higher than 497 of 1,090 other Healthy trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Healthy trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT06818968, the US trial registry maintained by the National Library of Medicine. NCT06818968 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.