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MK-3614

Phase 1

Hypertension | Small molecule | Cardiovascular |Merck & Company, Inc.|Last Updated: May 3, 2021

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials2
Total Enrollment54

FDA Designations

No designations recorded

Clinical trial landscape

MK-3614 · 2 trials · 1 indication

Phase 1 2
NCT01033643A Multiple Dose Study of MK-3614 (MK-3614-002)Hypertension
COMPLETED30 Analytics
NCT01104545A Study of Single Dose MK-3614 (MK-3614-001)(COMPLETED)Hypertension
COMPLETED24 Analytics
PHASE1COMPLETED
A Multiple Dose Study of MK-3614 (MK-3614-002)
HypertensionUnlock trial analytics
PHASE1COMPLETED
A Study of Single Dose MK-3614 (MK-3614-001)(COMPLETED)
HypertensionUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants Who Experienced an Adverse Event (AE)
Up to approximately 27 days

An adverse event was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study intervention, whether or not considered related to the use of the product. Any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which is temporally associated with the use of the study intervention, was also an adverse event. The number of participants who experienced an AE was reported.

Number of Participants Who Discontinued Study Treatment Due to an AE
Up to approximately 13 days

An adverse event was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study intervention, whether or not considered related to the use of the product. Any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which is temporally associated with the use of the study intervention, was also an adverse event. The number of participants who discontinued study treatment due to an AE was reported.

Panel A: Area Under the Concentration Time-Curve From 0 to 12 Hours (AUC 0-12hrs) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8 & 12 hours postdose

Blood samples were collected at pre-specified timepoints on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing of MK-3614 (Day 10) to determine the AUC 0-12hrs of MK-3614 in Panel A participants per protocol. AUC 0-12hrs was defined as the area under the concentration-time curve of MK-3614 from time zero to 12 hours postdose.

Panel D: Area Under the Concentration Time-Curve From 0 to 12 Hours (AUC 0-12hrs) of MK-3614
Days 4, 13: Predose and 0.5, 1, 2, 3, 4, 5, 6, 8 & 12 hours postdose

Blood samples were collected at pre-specified timepoints to determine the AUC 0-12hrs on first day of multiple dosing of MK-3614 (Day 4) and last day of multiple dosing of MK-3614 (Day 13) to determine the AUC 0-12hrs of MK-3614 in Panel D participants per protocol. AUC 0-12hrs was defined as the area under the concentration-time curve of MK-3614 from time zero to 12 hours postdose.

Panel D: Area Under the Concentration Time-Curve From 0 to Infinity (AUC 0-inf) of MK-3614
Day 1: Predose and 0.5, 1, 2, 3, 4, 5, 6, 8, 12, 14, & 24 hours postdose

Blood samples were collected at pre-specified timepoints to determine the AUC 0-inf of MK-3614 in Panel D participants who received single daily dosing on Day 1. AUC 0-inf was defined as the area under the concentration-time curve of MK-3614 from time zero to infinity. Geometric mean and 95%CI were not reported because the single day dosing of MK-3614 was only administered on Day 1 for Panel D participants. Instead, AUC 0-24 hours was reported for Panel D participants on Day 1 which is included in the 'other pre-specified outcomes'.

Panels B, C: Area Under the Concentration Time-Curve From 0 to 24 Hours (AUC 0-24hrs) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8, 12, 16, & 24 hours postdose

Blood samples were collected at pre-specified timepoints to determine the AUC 0-24hrs on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing of MK-3614 (Day 10) to determine the AUC 0-24hrs of MK-3614 in Panel B \& C participants per protocol. AUC0-24hrs was defined as the area under the concentration-time curve of MK-3614 from time zero to 24 hours postdose.

Panel A: Maximum Concentration (Cmax) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8 & 12 hours postdose

Blood samples were collected predose and up to 12 hours postdose on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing (Day 10) for the determination of Cmax in Panel A participants. Cmax was defined as the maximum concentration of MK-3614 reached over 12 hours.

Panel D: Maximum Concentration (Cmax) of MK-3614
Days 4, 13: Predose and 0.5, 1, 2, 3, 4, 5, 6, 8, & 12 hours postdose

Blood samples were collected at predose and up to 12 hours postdose on first day of multiple dosing of MK-3614 (Day 4) and last day of multiple dosing of MK-3614 (Day 13) for the determination of Cmax in Panel D participants. Cmax was defined as the maximum concentration of MK-3614 reached over 12 hours after administration of multiple doses of MK-3614.

Panels B, C: Maximum Concentration (Cmax) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8, 12, 16, & 24 hours postdose

Blood samples were collected at predose and up to 24 hours postdose on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing of MK-3614 (Day 10) for the determination of Cmax in Panel B \& C participants. Cmax was defined as the maximum concentration of MK-3614 reached over 24 hours.

Panel A: Time to Maximum Concentration (Tmax) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8, & 12 hours postdose

Blood samples were collected at predose and up to 12 hours postdose on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing of MK-3614 (Day 10) to determine the Tmax in Panel A participants. Tmax was defined as time to the maximum concentration of MK-3614 reached over 12 hours.

Panel D: Time to Maximum Concentration (Tmax) of MK-3614
Days 4, 13: Predose and 0.5, 1, 2, 3 ,4, 5, 6, 8 & 12 hours postdose

Blood samples were collected at predose and up to 12 hours on first day of multiple dosing of MK-3614 (Day 4) and last day of multiple dosing of MK-3614 (Day 13) to determine the Tmax in Panel D participants. Tmax was defined as time to the maximum concentration of MK-3614 reached over 12 hours among participants in Panel D.

Panels B, C: Time to Maximum Concentration (Tmax) of MK-3614
Days 1, 10: Predose and 1, 2, 4, 6, 8, 12, 16, & 24 hours postdose

Blood samples were collected at predose and up to 24 hours on first day of multiple dosing of MK-3614 (Day 1) and last day of multiple dosing of MK-3614 (Day 10) to determine the Tmax in Panel B \& C participants. Tmax was defined as time to the maximum concentration of MK-3614 reached over 24 hours.

Panels A, B & C: Apparent Terminal Half-Life (t1/2) of MK-3614
Day 10: Predose and 1, 2, 4, 6, 8, 12, 16, 24, 36, & 48 hours postdose

Blood samples were collected at pre-specified time points on Day 10 to determine t½ in Panels A, B, \& C participants who received multiple doses of MK-3614. Apparent t½ was defined as the time required to eliminate half the amount of MK-3614 from plasma concentration.

Panel D: Apparent Terminal Half-Life (t1/2) of MK-3614
Day 13: Predose and 0.5 1, 2, 3, 4, 5, 6, 8, 12, 16, 24, 36, & 48 hours postdose

Blood samples were collected at pre-specified time points on Day 13 to determine t½ in Panel D participants who received multiple doses of MK-3614. Apparent t½ was defined as the time required to eliminate half the amount of MK-3614 from plasma concentration.

Change From Baseline in Aortic Augmentation Index (AIx) at 24 Hours Postdose After Multiple Doses of MK-3614 or Placebo
Panels A, B & C: Day 10: Baseline & 24 hours postdose; Panel D: Day 13: Baseline & 24 hours postdose; Placebo: Day 10 or Day 13: Baseline & 24 hours postdose

Aortic AIx is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Aortic AIx was measured at pre-specified timepoints by aplanation tonometry of radial artery. Linear model containing panel as a fixed effect was used to report the change from baseline in aortic Aix at 24 hours postdose. The 90% confidence intervals (CIs) for the true mean difference (MK-3614-placebo) in change from baseline were obtained using the mean square error from the linear model. Placebo data was pooled across all panels for the analysis. A decrease in the point estimate of ≥ 5 percentage points was considered clinically meaningful.

Time-weighted Average Across 12 Hours (TWA 0-12hrs) for Heart Rate (HR) After Administration of MK-3614 or Placebo
Panels A, B, C: Days 1, 10: Predose & 1, 2, 3, 4, 5, 6, 8, 10, 12 hours postdose; Panel D: Days 1, 4, 13: Predose & 1, 2, 3, 4, 5, 6, 8, 10, 12 hours postdose; Placebo: Days 1 & 10 or 1, 4, 13: Predose & 1, 2, 3, 4, 5, 6, 8, 10, 12 hours postdose

HR was measured with a validated automatic device. TWA 0-12hrs equals all HR values over 12-hr observation period multiplied by length of time participant spent at each HR value by that HR value; added products together,\& divided by observation period duration. Linear mixed effects model with panel, day, panel by day interaction as fixed effects \& participant-within-panel as random effect was used to generate TWA 0-12hrs on 1st day of single dosing (Panel D: Day 1) or 1st day of multiple dosing of MK-3614/placebo (Panels A,B,C: Day 1; Panel D: Day 4) and last day of multiple dosing of MK-3614/placebo (Panels A,B,C: Day 10; Panel D: Day 13) \& 90% CIs for true TWA using appropriate components of variance. Pooled placebo data at Day 1 indicates first day of single dosing (Panel D: Day 1) \& first day of multiple dosing of placebo (Panels A,B,C: Day 1; Panel D: Day 4) \& at Day 10 indicates last day of multiple dosing of placebo from all panels (Panels A,B,C: Day 10; Panel D: Day 13).

Percentage of Participants Who Reported 1 or More Adverse Event (AE) - Healthy Participants
up to 7 days for each dose level

An AE was defined as any untoward medical occurrence in a participant which does not necessarily have a causal relationship with the treatment. An AE was any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with use of a medicinal product, regardless of whether or not it was considered related to the medicinal product. The percentage of participants that reported at least 1 AE was summarized. AEs are reported by the dose taken at the time of the event.

Percentage of Participants Who Were Discontinued From the Study Due to an AE - Healthy Participants
up to 7 days for each dose level

An AE was defined as any untoward medical occurrence in a participant which does not necessarily have a causal relationship with the treatment. An AE was any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with use of a medicinal product, regardless of whether or not it was considered related to the medicinal product. The percentage of participants who were discontinued from the study due to an AE were summarized. AEs are reported by the dose taken at the time of the event.

Percentage of Participants Who Report 1 or More Adverse Event (AE) - Hypertensive Participants
up to 7 days for each dose level

An AE was defined as any untoward medical occurrence in a participant which does not necessarily have a causal relationship with the treatment. An AE was any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with use of a medicinal product, regardless of whether or not it was considered related to the medicinal product. The percentage of participants that reported at least 1 AE was summarized. The percentage of participants that reported at least 1 AE was summarized. AEs are reported by the dose taken at the time of the event.

Percentage of Participants Who Were Discontinued From the Study Due to an AE - Hypertensive Participants
up to 7 days for each dose level

An AE was defined as any untoward medical occurrence in a participant which does not necessarily have a causal relationship with the treatment. An AE was any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with use of a medicinal product, regardless of whether or not it was considered related to the medicinal product. The percentage of participants who were discontinued from the study due to an AE were summarized. AEs are reported by the dose taken at the time of the event.

Area Under the Concentration Time-curve From Hour 0 to Infinity (AUC0-inf) of MK-3614 - Healthy Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the AUC0-inf of MK-3614 in healthy participants.

Maximum Concentration (Cmax) of MK-3614- Healthy Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the Cmax of MK-3614 in healthy participants.

Time to Cmax (Tmax) of MK-3614- Healthy Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the Tmax of MK-3614 in healthy participants.

Apparent Terminal Half-life (t1/2) of MK-3614- Healthy Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the t1/2 of MK-3614 in healthy participants.

Area Under the Concentration Time-curve From Hour 0 to Infinity (AUC0-inf) of MK-3614 - Hypertensive Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the AUC0-inf of MK-3614 in hypertensive participants

Maximum Concentration (Cmax) of MK-3614- Hypertensive Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the Cmax of MK-3614 in hypertensive participants

Time to Cmax (Tmax) of MK-3614- Hypertensive Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the Tmax of MK-3614 in hypertensive participants

Apparent Terminal Half-life (t1/2) of MK-3614 of MK-3614- Hypertensive Participants
Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose for each dose level

Blood samples taken at Predose, and 0.5, 1, 2, 4, 6, 8, 12, 16, 24, 36, and 48 hours postdose of each dosing period to determine the t1/2 of MK-3614 in hypertensive participants

Change From Baseline in Heart Rate - Healthy Participants
Baseline and 24 hours post-dose for each dose level

Heart rate measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of panel.

Change From Baseline in Brachial Arterial Systolic Blood Pressure - Healthy Participants
Baseline and 24 hours postdose for each dose level

Brachial arterial systolic blood pressure measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of panel.

Change From Baseline in Brachial Arterial Diastolic Blood Pressure - Healthy Participants
Baseline and 24 hours postdose for each dose level

Brachial arterial diastolic blood pressure measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of panel.

Change From Baseline in Heart Rate - Hypertensive Participants
Baseline and 24 hours postdose for each dose level

HR measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of sequence.

Change From Baseline in Brachial Arterial Systolic Blood Pressure - Hypertensive Participants
Baseline and 24 hours postdose for each dose level

Brachial arterial systolic blood pressure measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of sequence.

Change From Baseline in Brachial Arterial Diastolic Blood Pressure - Hypertensive Participants
Baseline and 24 hours postdose for each dose level

Brachial arterial diastolic blood pressure measurements were obtained using a validated, semi-automated oscillometric device. The difference between the predose (baseline) measurement and the measurement 24 obtained 24 hours postdose was summarized. Data for each specific dose were combined regardless of sequnce.

Secondary Endpoints

Change From Baseline in Time-Weighted Average Across 12 Hours (TWA 0-12hrs) of Peripheral Systolic Blood Pressure (SBP) on First Day of Multiple Dosing of MK-3614 or Placebo
Panels A, B, C: Day 1: Baseline (0 hours) & up to 12 hours postdose; Panel D: Day 4: Baseline (0 hours) & up to 12 hours postdose; Placebo: Day 1 or Day 4: Baseline (0 hours) & up to 12 hours postdose
Change From Baseline in Time-Weighted Average Across 12 Hours (TWA 0-12hrs) of Peripheral Systolic Blood Pressure (SBP) on Last Day After Multiple Dosing of MK-3614 or Placebo
Panels A, B, C: Day 1: Baseline (0 hours) & up to 12 hours; Panel D: Day 4: Baseline (0 hours) & up to 12 hours; Placebo: Day 1 or Day 4: Baseline (0 hours) & up to 12 hours
Change From Baseline in Time-Weighted Average Across 24 Hours (TWA 0-24hrs) of Peripheral Systolic Blood Pressure (SBP) on Last Day of Multiple Dosing of MK-3614 or Placebo
Panels A, B, C: Day 10: Baseline (0 hours) & up to 24 hours postdose; Panel D: Day 13: Baseline (0 hours) & up to 24 hours postdose; Placebo: Day 10 or Day 13: Baseline (0 hours) & up to 24 hours postdose
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
MK-3614 0.25 mg (Panel A)EXPERIMENTALParticipants received 0.25 mg of MK-3614 twice daily (BID) every 12 hours orally for 10 days.
MK-3614 0.50/0.25 mg (Panel B)EXPERIMENTALParticipants received 0.50 mg of MK-3614 in the morning (AM) and 0.25 mg of MK-3614 in the evening (PM) 12 hours apart orally for 10 days.
MK-3614 0.50/0.25 mg (Panel C Repeat)EXPERIMENTALParticipants were to receive 0.75 mg of MK-3614 BID every 12 hours orally for 10 Days. Per protocol amendment, the Panel B dose was repeated, and participants received instead 0.50 mg of MK-3614 in the AM, and 0.25 mg of MK-3614 in the PM, 12 hours apart orally for 10 days.
MK-3614 0.50 mg (Panel D)EXPERIMENTALParticipants received 0.50 mg of MK-3614 three times a day (TID) orally every 8 hours on Day 1 followed by a wash out period for Days 2, 3 and 0.50 mg of MK-3614 every 12 hours orally for 10 days (Days 4-13).
MK-3614 0.50 mg (Panel E)EXPERIMENTALParticipants were to receive orally 0.50 mg of MK-3614 BID every 12 hours on Day 1 followed by 3 doses (0.50/0.50/0.25 mg) of MK-3614 each 8 hours apart on Day 2; three doses of 0.50 mg of MK-3614 8 hours apart on Days 3,4; and 0.75 mg of MK-3614 BID every 12 hours on Days 5-14. No participants were enrolled in this group.
Placebo (All Panels)PLACEBO_COMPARATORParticipants received a dose matched placebo orally according to randomization.
Panel A - HealthyEXPERIMENTALHealthy participants receive single oral dose of MK-3614 0.25 mg, 1.25 mg, 0.25 mg w/ food, 0.75 mg or matching placebo. There is at least a 7-day washout between the 4 dosing periods. All doses were administered after an 8-hour fast except for Period 3. Period 3 dose was administered after the ingestion of a high-fat breakfast.
Panel B - HealthyEXPERIMENTALHealthy participants receive single oral dose of MK-3614 0.5 mg. 0.75 mg, 0.25 mg twice a day (b.i.d.), 0.25 mg three times a day (t.i.d), or matching placebo. There is at least a 7-day washout between the 4 dosing periods. All doses were administered after an 8-hour fast
Panel C - HypertensiveEXPERIMENTALHypertensive participants receive single oral dose of MK-3614 0.75 mg. 0.5 mg. 0.75 mg, 0.75 mg or matching placebo. There is at least a 7-day washout between the 4 dosing period. All doses were administered after an 8-hour fast

Interventions

NameTypeDescription
MK-3614DRUGParticipants were administered 0.25 mg tablet, orally for a total daily dose according to randomization.
Placebo for MK-3614DRUGParticipants were administered dose matched placebo tablets according to randomization.
Comparator: PlaceboDRUG -
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Eligibility Criteria

Age Range18 Years to 55 Years
SexMALE
Healthy VolunteersNo

Inclusion Criteria: * Has mild to moderate hypertension * Has grade 1 or 2 arterial hypertension being treated with a single antihypertensive drug * Has been a nonsmoker and/or has not used nicotine or nicotine-containing products for at least approximately 6 months; or who have discontinued smokin...

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Frequently asked questions about MK-3614

What is MK-3614 used for?

MK-3614 is an investigational small molecule being developed for the treatment of hypertension, a cardiovascular condition. It is currently in Phase 1 clinical development and has not been approved by regulatory authorities.

Who makes MK-3614?

MK-3614 is being developed by Merck & Company, Inc., a pharmaceutical company traded on the New York Stock Exchange under the ticker symbol MRK.

What phase is MK-3614 in?

MK-3614 is in Phase 1 clinical development. It is an investigational drug and has not yet been approved for any use. Two Phase 1 trials have been completed.

What clinical trials is MK-3614 in?

MK-3614 has been studied in two completed Phase 1 trials: NCT01033643, a multiple dose study in 30 male participants with hypertension, and NCT01104545, a single dose study in 24 healthy male volunteers. Both trials were randomized, double-blind, and controlled.

Is MK-3614 the same as any other drug?

No alternative names for MK-3614 have been reported. It is identified solely by its code name MK-3614 in clinical trial registries.