A Pharmacokinetics (PK) Study to Investigate the Effect of Rifampin on PK of Vemurafenib (Zelboraf)
Public ClinicalTrials.gov record NCT01765543. 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 I, Open-Label, Multicenter, Three-Period, One-Sequence Study to Investigate the Effect of Rifampin on the Pharmacokinetics of a Single Oral Dose of 960 mg of Vemurafenib
Study identification
- NCT ID
- NCT01765543
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Enrollment
- 27 participants
Conditions and interventions
Conditions
Interventions
- Rifampin Drug
- Vemurafenib Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jun 30, 2013
- Primary completion
- Oct 31, 2015
- Completion
- Oct 31, 2015
- Last update posted
- Dec 14, 2016
2013 – 2015
United States locations
- U.S. sites
- 4
- U.S. states
- 4
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Rogers | Arkansas | 72758 | — |
| Not listed | Pleasant Hill | California | 94523 | — |
| Not listed | Middletown | Ohio | 45042 | — |
| Not listed | Dallas | Texas | 75246 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 11 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01765543, 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 Dec 14, 2016 · Synced May 5, 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 NCT01765543 live on ClinicalTrials.gov.