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Emtricitabine/Tenofovir Disoproxil

Phase 2

Primary Biliary Cholangitis | Small molecule | Gastrointestinal |Merck & Company, Inc.|Last Updated: Feb 16, 2024

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment37

FDA Designations

No designations recorded

Clinical trial landscape

Emtricitabine/Tenofovir Disoproxil · 1 trial · 1 indication

Phase 2 1
NCT03954327Combination Antiretroviral Therapy (cART) for PBCPrimary Biliary Cholangitis
COMPLETED37 Analytics
PHASE2COMPLETED
Combination Antiretroviral Therapy (cART) for PBC
Primary Biliary CholangitisUnlock trial analytics

Study Endpoints

Primary Endpoints

Change in alkaline phosphatase levels
12 months

Mean changes in alkaline phosphatase levels after 12 months treatment with combination antiretroviral therapy or placebo.

Secondary Endpoints

Serial changes in alkaline phosphatase
Evaluation baseline, 3 months, 6 months and end of RCT; then 3 months, 6 monthly to end of open label therapy]
Serial changes in ALT
Evaluation baseline, 3 months, 6 months and end of RCT; then 3 months, 6 monthly to end of open label therapy]
Serial changes in bilirubin
Evaluation baseline, 3 months, 6 months and end of RCT; then 3 months, 6 monthly to end of open label therapy]
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Emtricitabine (FTC)/Tenofovir Disoproxil (TDF) & RaltegravirEXPERIMENTALone Emtricitabine 200mg and Tenofovir Disoproxil 300mg tablet two Raltegravir 600mg tablets
PlaceboPLACEBO_COMPARATORIdentical tablets resembling one Emtricitabine 200mg and Tenofovir Disoproxil 300mg tablet two Raltegravir 600mg tablets

Interventions

NameTypeDescription
Emtricitabine (FTC)/Tenofovir Disoproxil (TDF)DRUGEmtricitabine (FTC) 200 mg/Tenofovir Disoproxil (TDF) 300 mg by mouth once per day
RaltegravirDRUGRaltegravir (RTF) 600 mg two tablets by mouth once per day
Placebo Oral Capsule [CEBOCAP]DRUGTwo capsules identical to Raltegravir and one capsule identical to Truvada with no active ingredients by mouth once per day
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites6

Inclusion Criteria: * over 18 years old of either sex, * Anti-mitochondrial antibody +ve or liver histology compatible with PBC, * stable UDCA dose of 13-15 mg/kg for \> 12 months or intolerant to UDCA, * ALP at least 1.67 x ULN or abnormal bilirubin less than 2x ULN * able to read and sign informe...

Countries:Canada
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Frequently asked questions about Emtricitabine/Tenofovir Disoproxil

What is Emtricitabine/Tenofovir Disoproxil used for in Primary Biliary Cholangitis?

Emtricitabine/Tenofovir Disoproxil is an investigational small molecule being studied for the treatment of Primary Biliary Cholangitis (PBC), a chronic liver disease. It is currently in Phase 2 clinical development, with one completed trial evaluating its safety and efficacy in patients with this condition.

What does Emtricitabine/Tenofovir Disoproxil target?

Emtricitabine/Tenofovir Disoproxil is a combination of two antiretroviral drugs, emtricitabine and tenofovir disoproxil, which are nucleoside/nucleotide reverse transcriptase inhibitors. In the context of Primary Biliary Cholangitis, the therapy is being investigated for its potential immunomodulatory effects, though the specific molecular target in this disease is not detailed.

Who makes Emtricitabine/Tenofovir Disoproxil?

Emtricitabine/Tenofovir Disoproxil is being developed by Merck & Company, Inc. (NYSE: MRK). The company is conducting clinical research to evaluate this combination therapy for Primary Biliary Cholangitis, a condition for which it is not yet approved.

What phase is Emtricitabine/Tenofovir Disoproxil in?

Emtricitabine/Tenofovir Disoproxil is in Phase 2 clinical development for Primary Biliary Cholangitis. It is an investigational drug and has not been approved by regulatory authorities for this indication. One Phase 2 trial has been completed, with no active trials currently ongoing.

What clinical trials is Emtricitabine/Tenofovir Disoproxil in?

Emtricitabine/Tenofovir Disoproxil has been studied in one clinical trial, NCT03954327, titled 'Combination Antiretroviral Therapy (cART) for PBC'. This Phase 2, randomized, double-blind, placebo-controlled trial enrolled 37 participants with Primary Biliary Cholangitis in Canada and has been completed.

Is Emtricitabine/Tenofovir Disoproxil the same as FTC/TDF?

Yes, Emtricitabine/Tenofovir Disoproxil is also known as FTC/TDF, a combination of emtricitabine and tenofovir disoproxil. This fixed-dose combination is being investigated for Primary Biliary Cholangitis under the development program by Merck & Company, Inc.