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MK-8226

Phase 1

Hypertension | Small molecule | Cardiovascular |Merck & Company, Inc.|Trials Updated: Aug 12, 2019

MK-8226 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Nov 2012

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment40

FDA Designations

No designations recorded

MK-8226 clinical trials

MK-8226 · 1 trial · 1 indication

Phase 1 1
NCT01096160A Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of MK8266 in Hypertensive Men (MK-8266-002)Hypertension
COMPLETED40 Analytics
PHASE1COMPLETED
A Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of MK8266 in Hypertensive Men (MK-8266-002)
HypertensionUnlock trial analytics

Study Endpoints

Primary Endpoints

Participants Receiving MK-8266 or Placebo Who Experienced At Least One Adverse Event (AE) During Treatment and Postdose Follow-up
Up to 24 days

Assessment of the number of participants with at least one clinical or laboratory AE in those receiving multiple oral doses of MK-8266. An AE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the sponsor's product, whether or not considered related to the use of the product.

Participants Receiving MK-8266 or Placebo Who Discontinued Treatment Due to an AE
Up to 10 days

Assessment of the number of participants receiving MK-8266 who discontinued therapy due to an AE over 10 days of treatment. An AE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the SPONSOR's product, whether or not considered related to the use of the product. The number of participants in any treatment group who discontinued therapy due to an AE was primarily assessed for Days 0-10.

Change From Baseline in Systolic Blood Pressure (SBP) Following Multiple Oral Doses of MK-8266 or Placebo
Baseline and Day 10

Assessment of the change from baseline in SBP, obtained using a validated, semi-automated oscillometric device. Evaluated for MK-8266 relative to placebo in participants, as measured by the time weighted average change over 24 hours postdose (TWA\^0-24hrs) on dosing Day 10. Panel D and Panel E had identical treatments (MK-8266 0.8 mg TID), which were combined for this analysis.

Heart Rate (HR) on Day 10 Following Multiple Oral Doses of MK-8266 or Placebo
Day 10 (24 hours postdose)

Assessment of HR (beats/min) on Day 10 (24-hours postdose) with MK-8266 relative to placebo in participants, as measured by the time weighted average change over 24 hours postdose (TWA\^0-24hrs). Panel D and Panel E had identical treatments (MK-8266 0.8 mg TID), which were combined for this analysis. Baseline HR values are shown in the Baseline Characteristics section for Panels A, B, C, D, E.

Secondary Endpoints

Aortic Augmentation Index (AIx) on Day 10 Following Multiple Oral Doses of MK-8266 or Placebo
Day 10
Change From Baseline in Cyclic Guanosine Monophosphate (cGMP) Following Multiple Oral Doses of MK-8266 or Placebo
Baseline and Day 10
Percent Inhibition of Platelet Aggregation Induced by Adenosine Diphosphate (ADP) Following Multiple Oral Doses of MK-8266 or Placebo
Baseline and Day 10 (5 hours postdose)
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Panel A: MK-8266 BID, 1 mg/PlaceboEXPERIMENTALMK-8266 1 mg (0.7 mg in the morning \[AM\] + 0.3 mg in the evening \[PM\]), or as matching placebo BID.
Panel B: MK-8266 BID, 1.8 mg/PlaceboEXPERIMENTALMK-8266 1.8 mg (1 mg in the AM + 0.8 mg in the PM), or as matching placebo BID.
Panel C: MK-8266 TID, 1.8 mg/PlaceboEXPERIMENTALMK-8266 TID, 1.8 mg (0.6 mg every 6 hours \[q6hr\]), or as matching placebo TID.
Panel D: MK-8266 TID, 2.4 mg/PlaceboEXPERIMENTALMK-8266 TID (Panel D), 2.4 mg (0.8 mg q6hr), or as matching placebo TID. Panel D was completed prior to initiation of Panel E.
Panel E: MK-8266 TID, 2.4 mg/PlaceboEXPERIMENTALMK-8266 TID (Panel E), 2.4 mg (0.8 mg q6hr), or as matching placebo TID. Panel E was initiated after completion of Panel D.

Interventions

NameTypeDescription
MK-8226 BID, 1 mgDRUGMK-8266 1 mg administered as oral capsules (0.7 mg + 0.3 mg), BID for 10 consecutive days. Panel A was completed prior to initiation of Panel B.
MK-8266 BID, 1.8 mgDRUGMK-8266 1.8 mg administered as oral capsules (1 mg + 0.8 mg), BID for 10 consecutive days. Panel B was completed prior to initiation of Panel C.
MK-8266 TID, 1.8 mgDRUGMK-8266 1.8 mg administered as oral capsules (0.6 mg), TID for 10 consecutive days. Panel C was completed prior to initiation of Panel D.
MK-8266 TID, 2.4 mgDRUGMK-8266 TID (Panel D), 2.4 mg administered as oral capsules (0.8 mg), TID for 10 consecutive days. Panel D was completed prior to initiation of Panel E.
Placebo BID (Panel A)DRUGPlacebo administered as oral capsules BID for 10 consecutive days. Panel A was completed prior to initiation of Panel B.
Placebo BID (Panel B)DRUGPlacebo administered as oral capsules BID for 10 consecutive days. Panel B was completed prior to initiation of Panel C.
Placebo TID (Panel C)DRUGPlacebo administered as oral capsules TID for 10 consecutive days. Panel C was completed prior to initiation of Panel D.
Placebo TID (Panel D)DRUGPlacebo administered as oral capsules TID for 10 consecutive days. Panel D was completed prior to initiation of Panel E.
Placebo TID (Panel E)DRUGPlacebo administered as oral capsules TID for 10 consecutive days. Panel E was initiated after completion of Panel D.
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Eligibility Criteria

Age Range18 Years to 55 Years
SexMALE
Healthy VolunteersNo

Inclusion Criteria: * Participant is male with essential hypertension (high blood pressure) * Participant is in good general health (with the exception of hypertension) * Participant has a Body Mass Index (BMI) \<= 33 kg/m\^2 at the Screening visit * Participant has a platelet count \>= 150,000 cu/...

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Frequently asked questions about MK-8226

What is MK-8226 used for?

MK-8226 is an investigational small molecule being studied for the treatment of hypertension, a cardiovascular condition. It has been evaluated in a Phase 1 clinical trial in hypertensive men. MK-8226 is not approved for any indication and remains in clinical development.

Who is developing MK-8226?

MK-8226 is being developed by Merck & Company, Inc., which trades on the New York Stock Exchange under the ticker MRK. The compound is an investigational small molecule in the company's cardiovascular pipeline, studied for hypertension.

What phase is MK-8226 in?

MK-8226 is in Phase 1 clinical development. One Phase 1 trial has been completed, and no active trials are currently listed. The study enrolled 40 participants and was randomized, double-blind, and controlled. MK-8226 is investigational and has not been approved for marketing.

What clinical trials has MK-8226 been studied in?

MK-8226 has been studied in one completed Phase 1 trial, NCT01096160, titled a study to evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of MK-8266 in hypertensive men. The trial enrolled 40 male participants aged 18 years and older, was randomized, double-blind, and controlled, and did not include healthy volunteers.