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A Study of the Effect Efavirenz on the Plasma Levels of MK-7602 in Healthy Participants (MK-7602-005)

A Clinical Study to Evaluate the Effect of Multiple Doses of Efavirenz on Single-Dose Pharmacokinetics of MK-7602 in Healthy Participants

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06797674
Enrollment
34
Registered
2025-01-28
Start date
2025-02-10
Completion date
2025-08-12
Last updated
2025-08-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

The goal of the study is to learn what happens to levels of MK-7602 in a healthy person's body over time. Researchers will compare what happens to MK-7602 in the body when it is given with or without another medicine called efavirenz, and when it is given with or without a meal.

Interventions

Capsule

DRUGEfavirenz

Tablet

Sponsors

Merck Sharp & Dohme LLC
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
BASIC_SCIENCE
Masking
NONE

Intervention model description

Part 1 has a single arm. Part 2 will enroll participants in a crossover design, randomized between 6 different treatment sequences.

Eligibility

Sex/Gender
ALL
Age
18 Years to 60 Years
Healthy volunteers
Yes

Inclusion criteria

The key inclusion criteria include but are not limited to the following: * Has a body-mass index (BMI) of 18 to 32 kg/m\^2.

Exclusion criteria

The key

Design outcomes

Primary

MeasureTime frameDescription
Area Under the Concentration-Time Curve from Time 0 to Infinity (AUC0-Inf) of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the AUC0-inf of MK-7602.
Area Under the Concentration-Time Curve from Time 0 to 24 hours (AUC0-24hrs) of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the AUC0-24hr of MK-7602.
Maximum Plasma Concentration (Cmax) of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the Cmax of MK-7602.
Time to Maximum Plasma Concentration (Tmax) of MK-7602Predose and at designated time points (up to 4 weeks)Blood samples will be collected to determine the Tmax of MK-7602.
Plasma Concentration at 24 Hours (C24) of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the C24 of MK-7602.
Apparent Terminal Half-life (t1/2) of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the t1/2 of MK-7602.

Secondary

MeasureTime frameDescription
Part 2: C24 of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the C24 of MK-7602.
Number of Participants Who Experience an Adverse Event (AE)Up to approximately 10 weeksAn AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. The number of participants who experience an AE will be reported.
Part 2: t1/2 of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the t1/2 of MK-7602.
Number of Participants Who Discontinue Study Treatment Due to an AEUp to approximately 10 weeksAn AE is any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. The number of participants who discontinue study treatment due to an AE will be reported.
Part 2: AUC0-Inf of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the AUC0-inf of MK-7602.
Part 2: AUC0-24hrs of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the AUC0-24hr of MK-7602.
Part 2: Cmax of MK-7602At designated time points (up to 4 weeks)Blood samples will be collected to determine the Cmax of MK-7602.
Part 2: Tmax of MK-7602Predose and at designated time points (up to 4 weeks)Blood samples will be collected to determine the Tmax of MK-7602.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026