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Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Rifampin and Efavirenz on the Pharmacokinetics of Fedratinib in Healthy Adult Subjects

ClinicalTrials.gov ID: NCT03983239

Public ClinicalTrials.gov record NCT03983239. 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 Sep 2, 2026, 5:07 AM 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, 2-part Study to Evaluate the Effect of Rifampin and Efavirenz on the Pharmacokinetics of Fedratinib in Healthy Adult Subjects

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a 2-part study to evaluate the effect of multiple doses of rifampin or efavirenz on the PK, safety, and tolerability of single doses of fedratinib in healthy subjects. Each study part will consist of a nonrandomized, fixed-sequence, open-label design. The study parts can be run in any order or in parallel. Subjects may participate in one part only. For each part, subjects will participate as follows: * Screening * Treatment period (includes baseline) * Follow-up telephone call (4 days \[± 2 days\] after discharge) During the study, blood samples will be collected at prespecified times for PK. Subject safety will be monitored throughout the study.

Study identification

NCT ID
NCT03983239
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Celgene
Industry
Enrollment
32 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 65 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
Jun 20, 2019
Primary completion
Nov 1, 2019
Completion
Nov 5, 2019
Last update posted
Aug 20, 2020

2019

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Covance Clinical Research Unit Inc - Dallas Dallas Texas 75247

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 NCT03983239, 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 Aug 20, 2020 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03983239 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →