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NCT07022119CompletedPhase 1

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

Source: ClinicalTrials.gov · Last updated 27 Mar 2026

Brief summary (registry, in English)

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

Status (registry)
Completed
Phase (registry)
Phase 1
Study type
Interventional
Enrollment
32 (actual)
First submitted
6 Jun 2025
Start date
12 Jun 2025
Primary completion date
24 Feb 2026
Lead sponsor
Vertex Pharmaceuticals Incorporated
NCT number
NCT07022119

What you commit to

  • Study type: Interventional · Phase 1
  • Participants enrolled: 32
  • From 12 Jun 2025 to the primary completion date, 24 Feb 2026
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • History of febrile illness or other acute illness that has not fully resolved within 14 days before the first dose of study drug

Other illness

  • Any condition possibly affecting drug absorption
    • Other protocol defined Inclusion/Exclusion criteria will apply.

Who the study is looking for

  • 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

Age in the registry: 18 years to 55 years · Sex: All · Accepts healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
ICON Lenexa
Coordinator of this site? Confirm its status
LenexaUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.