A Study to Evaluate the Effect of VX-548 on the QT/QTc Interval in Healthy Participants
Public ClinicalTrials.gov record NCT05818852. 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.
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, Randomized, Double-blind, Placebo- and Active-controlled, Thorough QT/QTc Study of VX-548 in Healthy Subjects
Study identification
- NCT ID
- NCT05818852
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Vertex Pharmaceuticals Incorporated
- Industry
- Enrollment
- 72 participants
Conditions and interventions
Conditions
Interventions
- VX-548 Drug
- Moxifloxacin Drug
- Moxifloxacin Placebo Drug
- VX-548 Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 55 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
- Apr 11, 2023
- Primary completion
- Jun 11, 2023
- Completion
- Jun 27, 2023
- Last update posted
- Mar 19, 2024
2023
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| ICON Lenexa | Lenexa | Kansas | 66219 | — |
| ICON Salt Lake City | Salt Lake City | Utah | 84124 | — |
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 NCT05818852, 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 Mar 19, 2024 · Synced Jun 25, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05818852 live on ClinicalTrials.gov.