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VX-634

Phase 1

Alpha 1-Antitrypsin Deficiency | Small molecule | Rare Disease |Vertex Pharmaceuticals Incorporated|Trials Updated: Mar 12, 2024

VX-634 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Oct 2022

VX-634 target and mechanism

Molecular targetAAT
Target classProtein
ModalitySmall molecule

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment127

FDA Designations

No designations recorded

VX-634 clinical trials

VX-634 · 1 trial · 1 indication

Phase 1 1
NCT05579431A Phase 1, First-in-human Study of VX-634Alpha 1-Antitrypsin Deficiency
COMPLETED127 Analytics
PHASE1COMPLETED
A Phase 1, First-in-human Study of VX-634
Alpha 1-Antitrypsin DeficiencyUnlock trial analytics

Study Endpoints

Primary Endpoints

Part A and B: Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Day 1 up to Day 20

Secondary Endpoints

Part A and B: Maximum Observed Plasma Concentration (Cmax) of VX-634
Day 1 up to Day 20
Part A and B: Area Under the Concentration Versus Time Curve (AUC) of VX-634
Day 1 up to Day 20
Part A and B: Urine Concentration of VX-634
Part A Cohort A3: Days 1 and 5; Part B Cohort B3: Days 1, 10 and 11
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part AEXPERIMENTALParticipants grouped in different cohorts will receive a single ascending dose of VX-634.
Placebo Part APLACEBO_COMPARATORParticipants will be randomized to receive placebo matched to VX-634.
Part BEXPERIMENTALParticipants grouped in different cohorts will receive multiple doses of VX-634.The dose levels will be determined based on the data from Part A.
Placebo Part BPLACEBO_COMPARATORParticipants will be randomized to receive placebo matched to VX-634.

Interventions

NameTypeDescription
VX-634DRUGSuspension for oral administration.
PlaceboDRUGSuspension for oral administration.
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Eligibility Criteria

Age Range18 Years to 55 Years
SexALL
Healthy VolunteersYes
Study Sites5

Key Inclusion Criteria: * Participants of age between 18 to 55 years (inclusive) * Body mass index (BMI) of 18.0 to 32.0 kilogram per meter square (kg/m\^2) * A total body weight of more than (\>)50 kg * Participants of non childbearing potential * Non smoker or ex-smoker for at least 3 months befo...

Countries:United States
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Frequently asked questions about VX-634

What is VX-634?

VX-634 is an investigational small molecule developed by Vertex Pharmaceuticals for Alpha 1-Antitrypsin Deficiency, a rare genetic disease. It is designed to target the AAT protein. The drug has completed a Phase 1 first-in-human clinical trial and remains in clinical development.

What is VX-634 used for in Alpha 1-Antitrypsin Deficiency?

VX-634 is being developed as a treatment for Alpha 1-Antitrypsin Deficiency, a rare inherited condition. It is a small molecule that targets the AAT protein. The program is in Phase 1 development, and the drug has not been approved for any indication.

What does VX-634 target?

VX-634 targets AAT, the alpha 1-antitrypsin protein. It is a small molecule designed to act on this protein target. Vertex Pharmaceuticals is developing it for Alpha 1-Antitrypsin Deficiency, where the AAT protein is the underlying disease driver.

Who makes VX-634?

VX-634 is developed by Vertex Pharmaceuticals Incorporated, which trades on the Nasdaq under the ticker VRTX. Vertex is the sponsor of the VX-634 program for Alpha 1-Antitrypsin Deficiency.

What phase is VX-634 in?

VX-634 is in Phase 1 clinical development. It is an investigational drug and has not been approved by the FDA. Its single Phase 1 first-in-human trial has been completed, and no active trials are currently listed for the program.

What clinical trials is VX-634 in?

VX-634 has been studied in one Phase 1 first-in-human trial, NCT05579431, titled A Phase 1, First-in-human Study of VX-634. The trial enrolled 127 participants in the United States, was randomized, double-blind, and placebo-controlled, and has been completed.