Drug Interaction Study of GBT440 With Caffeine, S-warfarin, Omeprazole, and Midazolam in Healthy Subjects
Public ClinicalTrials.gov record NCT02567682. 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, Open-Label Study to Evaluate the Effect of Multiple Doses of GBT440 on the Pharmacokinetics of Probe Substrates for CYP1A2, CYP2C9, CYP2C19, and CYP3A4 in Healthy Subjects
Study identification
- NCT ID
- NCT02567682
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Global Blood Therapeutics
- Industry
- Enrollment
- 24 participants
Conditions and interventions
Conditions
Interventions
- GBT440 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
- Aug 31, 2015
- Primary completion
- Apr 30, 2016
- Completion
- Apr 30, 2016
- Last update posted
- Apr 11, 2017
2015 – 2016
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| ICON Early Phase Services, LLC Clinical Research Unit | San Antonio | Texas | 78209 | — |
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 NCT02567682, 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 11, 2017 · Synced Apr 29, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02567682 live on ClinicalTrials.gov.