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A Phase 1 Study Evaluating Safety, Tolerability, and Pharmacokinetics of VX-407 in Healthy Participants

A Phase 1, Randomized, Double-blind, Placebo-controlled, Dose Extension Study Evaluating the Safety, Tolerability, and Pharmacokinetics of Single and Multiple Ascending Doses of VX-407 in Healthy Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07022119
Enrollment
32
Registered
2025-06-15
Start date
2025-06-12
Completion date
2026-02-24
Last updated
2026-03-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Autosomal Dominant Polycystic Kidney Disease (ADPKD)

Brief summary

The purpose of the study is to evaluate the safety, tolerability and pharmacokinetics of VX-407 in healthy participants.

Detailed description

This clinical trial information was submitted voluntarily under the applicable law and, therefore, certain submission deadlines may not apply. (That is, clinical trial information for this applicable clinical trial was submitted under section 402(j)(4) (A) of the Public Health Service Act and 42 CFR 11.60 and is not subject to the deadlines established by sections 402(j)(2) and (3) of the Public Health Service Act or 42 CFR 11.24 and 11.44.).

Interventions

DRUGVX-407

Suspension for oral administration.

DRUGPlacebo

Suspension for oral administration.

Sponsors

Vertex Pharmaceuticals Incorporated
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

Key Inclusion Criteria: * Body mass index (BMI) of 18.0 to 32.0 kilogram per meter square (kg/m\^2) * A total body weight of greater than (\>) 50 kg * Nonsmoker or ex-smoker for at least 3 months before screening Key

Exclusion criteria

* History of febrile illness or other acute illness that has not fully resolved within 14 days before the first dose of study drug * Any condition possibly affecting drug absorption Other protocol defined Inclusion/

Design outcomes

Primary

MeasureTime frame
Part A: Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)From Enrollment up to Day 10
Part B: Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)From Enrollment up to Day 23

Secondary

MeasureTime frame
Part A: Maximum Observed Concentration (Cmax) of VX-407 in PlasmaFrom Day 1 up to Day 6
Part B: Cmax of VX-407 in PlasmaDays 1, 7, and 14 up to Day 19
Part A: Area Under the Concentration Versus Time Curve From the Time of Dosing Extrapolated to Infinity (AUC0-inf) of VX-407 in PlasmaFrom Day 1 up to Day 6
Part B: Area Under the Concentration Time-curve From 0 to 24 Hours (AUC0-24hr) of VX-407 in PlasmaDays 1, 7, and 14 up to Day 19
Part A: Time Taken for VX-407 to Reach Maximum Concentration (tmax)From Day 1 up to Day 6
Part B: Time Taken for VX-407 to Reach Maximum Concentration (tmax)Days 1, 7, and 14 up to Day 19
Part A: Renal Clearance (CLr) of VX-407From Day 1 up to Day 6
Part B: CLr of VX-407Day 1 and Day 14

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 28, 2026