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MK-8723

Phase 1

Immune Thrombocytopenia Purpura | Small molecule | Hematology |Merck & Company, Inc.|Last Updated: Mar 15, 2019

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment50

FDA Designations

No designations recorded

Clinical trial landscape

MK-8723 · 1 trial · 1 indication

Phase 1 1
NCT01963260Single Rising Dose Study of MK-8723 in Healthy Participants and Participants With Immune Thrombocytopenia Purpura (MK-8723-001)Immune Thrombocytopenia Purpura
COMPLETED50 Analytics
PHASE1COMPLETED
Single Rising Dose Study of MK-8723 in Healthy Participants and Participants With Immune Thrombocytopenia Purpura (MK-8723-001)
Immune Thrombocytopenia PurpuraUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants Experiencing an Adverse Event
Up to 84 days

An AE is defined as any unfavorable and unintended medical occurrence in a clinical investigation participant administered a pharmaceutical product and which does not necessarily have to have a causal relationship with this treatment.

Number of Participants Discontinuing Study Due to an Adverse Event (AE)
Up to 84 Days

An AE is defined as any unfavorable and unintended medical occurrence in a clinical investigation participant administered a pharmaceutical product and which does not necessarily have to have a causal relationship with this treatment.

Number of Participants With a Positive Platelet Response to MK-8723
Up to Day 14

In participants with ITP, platelet response is a rapid, sensitive, and highly qualitative measure of response to anti-inflammatory therapy. A positive platelet response was defined as: 1) A doubling of platelet counts at the time point of maximum response (through Day 14) as compared to Day 0 AND an increase to an absolute level of ≥50,000/μL in participants with a baseline platelet count of \<50,000/μL, OR 2) A 50% increase in the platelet count at the time point of maximum response (through Day 14) as compared to Day 0 in participants with a baseline platelet count of ≥50,000/μL. The analysis was specified only for participants with ITP (Part 2) that received treatment with MK-8723 or matching placebo.

Secondary Endpoints

Area Under the Concentration-time Curve of MK-8723 From Time 0 to Infinity (AUC0-∞) Among Healthy Participants and Participants With ITP
All dose groups: Predose and 4 (end of infusion), 6, 12, 24 hrs postdose and Days 3, 4, 5, 7, 10, 14, 21, 28; 30 mg/kg and 100 mg/kg dose groups: Days 43, 56, 71, 84
Maximum Concentration (Cmax) of MK-8723 Among Healthy Participants and Participants With ITP
All dose groups: Predose and 4 (end of infusion), 6, 12, 24 hrs postdose and Days 3, 4, 5, 7, 10, 14, 21, 28; 30 mg/kg and 100 mg/kg dose groups: Days 43, 56, 71, 84
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part 1: MK-8723 1 mg/kg in Healthy ParticipantsEXPERIMENTALMK-8723 1 mg/kg administered as a single IV infusion to healthy participants in Part 1.
Part 1: MK-8723 3 mg/kg in Healthy ParticipantsEXPERIMENTALMK-8723 3 mg/kg administered as a single IV infusion to healthy participants in Part 1.
Part 1: MK-8723 10 mg/kg in Healthy ParticipantsEXPERIMENTALMK-8723 10 mg/kg administered as a single IV infusion to healthy participants in Part 1.
Part 1: MK-8723 30 mg/kg in Healthy ParticipantsEXPERIMENTALMK-8723 30 mg/kg administered as a single IV infusion to healthy participants in Part 1.
Part 1: MK-8723 100 mg/kg in Healthy ParticipantsEXPERIMENTALMK-8723 100 mg/kg administered as a single IV infusion to healthy participants in Part 1.
Part 1: Matching Placebo to MK-8723PLACEBO_COMPARATORMatching placebo to MK-8723 administered as a single IV infusion to healthy participants in Part 1.
Part 2: MK-8723 10 mg/kg in ITP ParticipantsEXPERIMENTALMK-8723 10 mg/kg administered as a single IV infusion to participants with ITP in Part 2.
Part 2: MK-8723 30 mg/kg in ITP ParticipantsEXPERIMENTALMK-8723 30 mg/kg administered as a single IV infusion to participants with ITP in Part 2.
Part 2: MK-8723 100 mg/kg in ITP ParticipantsPLACEBO_COMPARATORMK-8723 100 mg/kg administered as a single IV infusion to participants with ITP in Part 2.
Part 2: Matching Placebo to MK-8723PLACEBO_COMPARATORMatching placebo to MK-8723 administered as a single IV infusion to participants with ITP in Part 2.

Interventions

NameTypeDescription
MK-8723DRUGMK-8723 administered as a single IV infusion over approximately 4 hours on Day 1.
Matching PlaceboDRUGMatching placebo to MK-8723 administered as a single IV infusion over approximately 4 hours on Day 1.
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Eligibility Criteria

Age Range18 Years to 70 Years
SexALL
Healthy VolunteersYes

Inclusion Criteria (Part 1): * Female participants must be non-pregnant, non-breast feeding, and of non-childbearing potential * Has a Body Mass Index (BMI) \<=32 kg/m\^2 * Has a body weight \>= 50 kg and \<= 100 kg * Has been judged to be in good health based on medical history, physical examinati...

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Frequently asked questions about MK-8723

What is MK-8723 used for?

MK-8723 is an investigational small molecule being studied for the treatment of immune thrombocytopenia purpura (ITP), a hematologic condition. It is currently in Phase 1 clinical development and has not been approved by regulatory authorities.

Who makes MK-8723?

MK-8723 is being developed by Merck & Company, Inc., which trades on the New York Stock Exchange under the ticker symbol MRK. The company is conducting clinical trials to evaluate the drug's safety and tolerability.

What phase is MK-8723 in?

MK-8723 is in Phase 1 clinical development. A Phase 1 study has been completed, and the drug remains investigational. It has not received regulatory approval and is not yet available as a marketed therapy.

What clinical trials is MK-8723 in?

MK-8723 has one completed clinical trial, NCT01963260, titled "Single Rising Dose Study of MK-8723 in Healthy Participants and Participants With Immune Thrombocytopenia Purpura (MK-8723-001)." This Phase 1 study enrolled 50 participants and was placebo-controlled and double-blind.

Is MK-8723 the same as any other drug?

No alternative names for MK-8723 have been reported. The drug is identified by its code name MK-8723 in clinical trial registries and scientific literature.