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VX-135

Phase 2

Chronic Hepatitis C | Small molecule | Infectious Disease |Vertex Pharmaceuticals Incorporated|Trials Updated: Dec 18, 2017

VX-135 development status

Highest phase Phase 2
Registered trials 3 across 2 sponsors since Nov 2012

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials3
Total Enrollment53

FDA Designations

No designations recorded

VX-135 clinical trials

VX-135 · 3 trials · 4 indications

Phase 2 3
NCT01790100A Phase 2a, Dose-Ranging Study to Evaluate the Safety, Pharmacokinetics and Efficacy of VX-135 With Ribavirin in Treatment-Naïve Subjects With Chronic Hepatitis CChronic Hepatitis C
COMPLETED20 Analytics
NCT01842451A Phase 2 Study to Evaluate the Safety, Efficacy, Pharmacokinetics, and Pharmacodynamics of VX-135 and Daclatasvir in Subjects With Genotype 1 Chronic Hepatitis C Chronic Hepatitis CChronic Hepatitis C
COMPLETED23 Analytics
NCT01726946A Phase 2 Study to Evaluate the Safety and Efficacy of VX-135 With Ribavirin in Treatment-Naïve Subjects With Chronic Hepatitis CChronic Hepatitis C
COMPLETED10 Analytics
PHASE2COMPLETED
A Phase 2a, Dose-Ranging Study to Evaluate the Safety, Pharmacokinetics and Efficacy of VX-135 With Ribavirin in Treatment-Naïve Subjects With Chronic Hepatitis C
Chronic Hepatitis CUnlock trial analytics
PHASE2COMPLETED
A Phase 2 Study to Evaluate the Safety, Efficacy, Pharmacokinetics, and Pharmacodynamics of VX-135 and Daclatasvir in Subjects With Genotype 1 Chronic Hepatitis C Chronic Hepatitis C
Chronic Hepatitis CUnlock trial analytics
PHASE2COMPLETED
A Phase 2 Study to Evaluate the Safety and Efficacy of VX-135 With Ribavirin in Treatment-Naïve Subjects With Chronic Hepatitis C
Chronic Hepatitis CUnlock trial analytics

Study Endpoints

Primary Endpoints

Safety
Week 12

The safety and tolerability as assessed by evaluating adverse events and laboratory testing.

The safety and tolerability as assessed by adverse events (AEs), vital signs, 12-lead electrocardiograms (ECGs), echocardiograms, and laboratory assessments
Up to 64 weeks
The safety and tolerability as assessed by adverse events, vital signs, 12-lead electrocardiograms, echocardiograms (Cohorts 1 and 2 only), and laboratory assessments
Up to 52 weeks

Secondary Endpoints

evidence of HCV RNA viral load reduction
16 weeks
The proportion of subjects who have a sustained virologic response (SVR; i.e., HCV RNA concentration below the lower limit of quantitation [<LLOQ; <25 IU/mL]) at 4 weeks after the last planned dose of treatment (SVR4)
Up to 20 Weeks
The proportion of subjects who have an SVR at 12 weeks after the last planned dose of treatment (SVR12)
Up to 28 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
VX-135 low dose in combination with ribavirinEXPERIMENTAL12 weeks of VX-135 in combination with ribavirin
VX-135 high dose in combination with ribavirinEXPERIMENTAL -
VX-135 High Dose with DaclatasvirEXPERIMENTAL12 weeks of a high dose of VX-135 in combination with Daclatasvir
VX-135 Low Dose with DaclatasvirEXPERIMENTAL12 weeks of a low dose of VX-135 in combination with Daclatasvir
VX-135 High Dose with ribavirinEXPERIMENTAL12 weeks of a high dose of VX-135 in combination with ribavirin
VX-135 Low Dose with ribavirinEXPERIMENTAL12 weeks of a low dose of VX-135 in combination with ribavirin

Interventions

NameTypeDescription
VX-135DRUG12 weeks of VX-135
RibavirinDRUG12 weeks of ribavirin
DaclatasvirDRUG -
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Eligibility Criteria

Age Range18 Years to 60 Years
SexALL
Healthy VolunteersNo
Study Sites1

Key Inclusion Criteria: * Subjects (male and female) must be between 18-60 years of age * Subjects must have Chronic Hepatitis C * Subjects must be treatment naive * Subjects must have laboratory values at screening within limits as specified by the protocol Key Exclusion Criteria: * Evidence of ...

Countries:MoldovaNew ZealandUnited States
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Frequently asked questions about VX-135

What is VX-135 used for?

VX-135 is an investigational small molecule developed for the treatment of chronic hepatitis C, a viral infection of the liver. It has been studied in Phase 2 clinical trials in treatment-naive patients with chronic hepatitis C, including genotype 1. It is not approved for any indication.

Who makes VX-135?

VX-135 is being developed by Vertex Pharmaceuticals Incorporated, which trades on the Nasdaq under the ticker VRTX. Vertex sponsored the Phase 2 clinical program evaluating VX-135 in chronic hepatitis C, both as a single agent with ribavirin and in combination with daclatasvir.

What phase is VX-135 in?

VX-135 is in Phase 2 development. Three Phase 2 trials have been conducted in chronic hepatitis C, of which two are completed and none are currently active. The studies together enrolled 53 participants. VX-135 is investigational and has not been approved by the FDA.

What clinical trials is VX-135 in?

VX-135 has been studied in three Phase 2 trials: NCT01842451, which evaluated VX-135 with daclatasvir in genotype 1 chronic hepatitis C in New Zealand; NCT01790100, a dose-ranging study with ribavirin in Moldova; and NCT01726946, which tested VX-135 with ribavirin in the United States.

How was VX-135 studied in the Phase 2 trials?

The VX-135 Phase 2 program used randomized, double-blind, controlled designs. Trials combined VX-135 with ribavirin in treatment-naive chronic hepatitis C patients, and one trial paired it with daclatasvir in genotype 1 patients. Enrollment across the three completed studies totaled 53 participants aged 18 and older.