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A Phase 1 Study to Evaluate the Relative Bioavailability of a VX-828 Tablet Formulation

A Phase 1, Open-label, Randomized, Parallel Study to Evaluate the Relative Bioavailability of a Tablet Formulation of VX-828 in Healthy Adult Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06861413
Enrollment
68
Registered
2025-03-06
Start date
2025-04-01
Completion date
2025-05-05
Last updated
2025-06-04

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

Conditions

Cystic Fibrosis

Brief summary

The purpose of this study is to evaluate the relative bioavailability of a VX-828 tablet formulation compared to a suspension and evaluate its safety and tolerability.

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-828

Tablets for Oral Administration.

Sponsors

Vertex Pharmaceuticals Incorporated
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

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 square meter (kg/m\^2) * A total body weight of more than (\>) 50 Kg * Nonsmoker or ex-smoker for at least 3 months before screening * Participants of non-childbearing potential 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
Area Under the Concentration Versus Time Curve from the Time of dosing to the Last Measurable Concentration (AUC0-tlast) of VX-828 in PlasmaFrom Day 1 up to Day 24
Maximum Observed Concentration (Cmax) of VX-828 in PlasmaFrom Day 1 up to Day 24

Secondary

MeasureTime frame
Safety and Tolerability as Assessed by Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)From Signing of Informed Consent Form (ICF) up to Safety Follow Up (Up to Day 36)

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026