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A Clinical Trial in Healthy Participants to Learn How Itraconazole Affects MK-2828 Levels and How MK-2828 Affects Midazolam Levels (MK-2828-007)

A Two-Part Clinical Study to Evaluate the Effects of Multiple Doses of Itraconazole on the Single-Dose Pharmacokinetics of MK-2828 (Part 1) and Multiple Doses of MK-2828 on the Single-Dose PK of Midazolam (Part 2) in Healthy Participants

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07435194
Enrollment
29
Registered
2026-02-27
Start date
2026-03-06
Completion date
2026-08-17
Last updated
2026-09-08

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

Conditions

Healthy

Brief summary

The main goals of this study are: * To learn what happens to one dose of MK-2828 in a healthy person's body over time when it is taken with itraconzole * To learn what happens to one dose of midazolam in a healthy person's body over time when it is taken with MK-2828 Researchers want to learn if the levels of MK-2828 in the body are about the same when MK-2828 is taken with itraconazole as when it is taken alone. They also want to know if taking MK-2828 more than once affects how much midazolam is in the body after a single dose.

Interventions

Administered orally as capsule

DRUGItraconazole

Administered orally as syrup

DRUGMidazolam

Administered orally as syrup

Sponsors

Merck Sharp & Dohme LLC
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

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

Inclusion criteria

The main inclusion criteria include but are not limited to the following: \- Participant is in good health

Exclusion criteria

The main

Design outcomes

Primary

MeasureTime frameDescription
Part 1 (Itraconazole): Maximum Plasma Concentration (Cmax) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the Cmax of MK-2828.
Part 2 (Midazolam): Area Under the Concentration-Time Curve From Time 0 to Infinity (AUC0-inf) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the AUC0-inf of Midazolam.
Part 2 (Midazolam): Maximum Plasma Concentration (Cmax) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the Cmax of Midazolam.
Part 1 (Itraconazole): Area Under the Concentration-Time Curve From Time 0 to Infinity (AUC0-inf) of MK-2828Predose and at designated timepoints up to approximately 288 hours (hrs) postdoseBlood samples will be collected at multiple time points to determine the AUC0-inf of MK-2828.

Secondary

MeasureTime frameDescription
Part 1 (Itraconazole): Apparent Terminal Half-life (t1/2) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the t1/2 of MK-2828.
Part 1 (Itraconazole): Apparent Clearance (CL/F) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the CL/F of MK-2828.
Part 1 (Itraconazole): Plasma Concentration at 24 Hours (C24) of MK-282824 hours postdoseBlood samples will be collected at multiple time points to determine the C24 of MK-2828.
Part 1 (Itraconazole): Number of Participants Experiencing an Adverse Event (AE)Up to approximately 28 daysAn 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. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. The number of participants who experienced an AE will be reported.
Part 1 (Itraconazole): Number of Participants Who Discontinue Study Treatment Due to an AEUp to approximately 23 daysAn 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. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. The number of participants who discontinued study treatment due to an AE will be reported.
Part 2 (Midazolam): Area Under the Curve From Time 0 to Last Quantifiable Sample (AUC0-last) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the AUC0-last of Midazolam.
Part 2 (Midazolam): Area Under the Curve From Time 0 to 24 Hours (AUC0-24hrs) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the AUC0-24 of Midazolam.
Part 2 (Midazolam): Time to Maximum Plasma Concentration (Tmax) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the Tmax of Midazolam.
Part 2 (Midazolam): Apparent Terminal Half-life (t1/2) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the t1/2 of Midazolam.
Part 2 (Midazolam): Apparent Clearance (CL/F) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the CL/F of Midazolam.
Part 2 (Midazolam): Plasma Concentration at 24 Hours (C24) of Midazolam24 hours postdoseBlood samples will be collected at multiple time points to determine the C24 of Midazolam.
Part 2 (Midazolam): Apparent Volume of Distribution During Terminal Phase (Vz/F) of MidazolamPredose and at designated timepoints up to approximately 24hrs postdoseBlood samples will be collected at multiple time points to determine the Vz/F of Midazolam.
Part 2 (Midazolam): Number of Participants Experiencing an adverse event (AE)Up to approximately 23 daysAn 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. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. The number of participants who experienced an AE will be reported.
Part 1 (Itraconazole): Apparent Volume of Distribution During Terminal Phase (Vz/F) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the Vz/F of MK-2828.
Part 2 (Midazolam): Number of Participants Who Discontinue Study Treatment Due to an AEUp to approximately 9 daysAn 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. An AE can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease (new or exacerbated) temporally associated with the use of a study intervention. The number of participants who discontinued study treatment due to an AE will be reported.
Part 1 (Itraconazole): Area Under the Curve From Time 0 to Last Quantifiable Sample (AUC0-last) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the AUC0-last of MK-2828.
Part 1 (Itraconazole): Area Under the Curve From Time 0 to 24 Hours (AUC0-24hrs) of MK-2828Predose and at designated timepoints up to approximately 24 hrs postdoseBlood samples will be collected at multiple time points to determine the AUC0-24 of MK-2828.
Part 1 (Itraconazole): Time to Maximum Plasma Concentration (Tmax) of MK-2828Predose and at designated timepoints up to approximately 288 hrs postdoseBlood samples will be collected at multiple time points to determine the Tmax of MK-2828.

Countries

United States

Contacts

STUDY_DIRECTORMedical Director

Merck Sharp & Dohme LLC

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 9, 2026