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Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Pharmacokinetics and Safety of VX-548 in Participants With Renal Impairment

ClinicalTrials.gov ID: NCT05704556

Public ClinicalTrials.gov record NCT05704556. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 12:06 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1, Open-label Study to Evaluate the Pharmacokinetics and Safety of Single Doses of VX-548 in Subjects With Severe or Moderate Renal Impairment and in Matched Healthy Subjects

Study identification

NCT ID
NCT05704556
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Enrollment
38 participants

Conditions and interventions

Conditions

Interventions

  • VX-548 Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 80 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 26, 2023
Primary completion
Mar 29, 2024
Completion
Mar 29, 2024
Last update posted
Apr 28, 2024

2023 – 2024

United States locations

U.S. sites
7
U.S. states
2
U.S. cities
6
Facility City State ZIP Site status
Infigo Clinical Research DeLand Florida 32720
Clinical Pharmacology of Miami, LLC Miami Florida 33014-3616
GCP Research St. Petersburg Florida 33705
Genesis Clinical Research Tampa Florida 33603
Elixia, Phase 1 Clinical Site Tampa Florida 33618
Southwest Houston Research, Ltd Houston Texas 77099
Clinical Trials of Texas, LLC San Antonio Texas 78229

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05704556, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 28, 2024 · Synced Jul 22, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05704556 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →