Recent Updates
Recently added Catalysts

MK-0954A

Phase 3

Hypertension | Small molecule | Cardiovascular |Organon & Co.|Last Updated: May 17, 2024

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
Premium
Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
Premium
Trial Design
RandomizedDouble-BlindACTIVE_CONTROLLEDBiomarker
Total Trials2
Total Enrollment614
FDA Designations
No designations recorded
Clinical Trials (2)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01307033A Long-term Study of the Safety of MK-0954A in Patients With Essential Hypertension (MK-0954A-351)PHASE3 COMPLETED 278Mar 29, 2011Dec 4, 2012May 17, 2024 -
NCT01307046MK-0954A in Japanese Patients With Essential Hypertension Not Adequately Controlled With Losartan (MK-0954A-352)PHASE3 COMPLETED 336Mar 29, 2011Feb 7, 2012May 17, 2024 -
Unlock Drug Trial Details
Study Endpoints
Primary Endpoints
Percentage of Participants Who Experienced an Adverse Event When Receiving MK-0954A (L100/H12.5) During Study (8-week Double-blind and/or 44-week Open-label Extension)
Up to 52 weeks
Change From Baseline in Trough Sitting Diastolic Blood Pressure (SiDBP)
Baseline and Week 8

Sitting diastolic blood pressure was measured by automated sphygmomanometer pre-dose on Day 1 (baseline) and at 24 ± 2 hours after the last study drug administration (Day 56 ± 7 days).

Percentage of Participants Who Experienced at Least One Adverse Event (AE)
8 weeks
Secondary Endpoints
Change From Baseline in Trough Sitting Diastolic Blood Pressure (SiDBP) at Week 8
Baseline and Week 8 (End of Double-blind Period)
Change From Baseline in Trough Sitting Systolic Blood Pressure (SiSBP) at Week 8
Baseline and Week 8 (End of Double-blind Period)
Change From Baseline in Trough Sitting Systolic Blood Pressure (SiSBP)
Baseline and Week 8
Unlock Study Endpoints
Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
MK-954H (L50/H12.5)ACTIVE_COMPARATOROne combination tablet daily, orally, for 8 weeks. Each tablet contains Losartan 50 mg (L50) and 12.5 mg of hydrochlorothiazide (H12.5). Participants will then receive open label MK-0954A (L100/H12.5) orally, once daily for 44 weeks (extension)
MK-0954A (L100/H12.5)EXPERIMENTALOne combination tablet daily, orally, for 8 weeks. Each tablet contains Losartan 100 mg (L100) and 12.5 mg of hydrochlorothiazide (H12.5). Participants will continue to receive MK-0954A orally, once daily for 44 week extension
MK-0954AEXPERIMENTALParticipants administered MK-0954A, Placebo for Losartan 50 mg , and Placebo for Losartan 100 mg orally, once daily for 8 weeks.
LosartanACTIVE_COMPARATORParticipants administered Losartan 100 mg, Placebo for MK-0954A, and Placebo for Losartan 50 mg orally, once daily for 8 weeks.
Interventions
NameTypeDescription
MK-0954ADRUGTablet containing losartan potassium (100 mg) and hydrochlorothiazide (12.5 mg), once daily
MK-954HDRUGTablet containing losartan potassium (50 mg) and hydrochlorothiazide (12.5 mg), once daily
Placebo to MK-0954ADRUGPlacebo tablet to match MK-0954A, once daily
Placebo to MK-954HDRUGPlacebo tablet to match MK-954H, once daily
LosartanDRUGTablet containing losartan potassium (100 mg), once daily
Placebo to losartan 100 mgDRUGPlacebo tablet to match losartan 100 mg, once daily
Placebo to losartan 50 mgDRUGPlacebo tablet to match losartan 50 mg, once daily
Unlock Study Design Details
Eligibility Criteria
Age Range20 Years — 80 Years
SexALL
Healthy VolunteersNo

Inclusion criteria: * Participant has a diagnosis of essential hypertension. * Participant is being treated with a single, or dual combination treatment for hypertension and will be able to discontinue the prior antihypertensive medication. * Participant has a mean trough SiDBP of \>=90mmHg and \< ...

Unlock Eligibility Criteria