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ClinicalTrials.gov public records Last synced Oct 27, 2026, 1:47 AM EDT

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Showing 145–168 of 187 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: RIF Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effect of Rifampin on the Pharmacokinetics of PCI-32765 in Healthy Participants

NCT01763021
View directory record Official record
Conditions
Healthy Participants
Interventions
PCI-32765, Rifampin
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Neptune City, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 17, 2013 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Not applicable Interventional

TBTC Study 24: Intermittent Treatment of TB With Isoniazid Resistance or Intolerance

NCT00023374
View directory record Official record
Conditions
Tuberculosis
Interventions
Rifampin, Pyrazinamide, Ethambutol, REZ
Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2010
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2011 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Drug Interaction of PA-824, an Investigational Tuberculosis Medication, Together With Efavirenz, Ritonavir-Boosted Lopinavir, or Rifampin

NCT01571414
View directory record Official record
Conditions
Tuberculosis
Interventions
PA-824, Efavirenz (EFV), Lopinavir/Ritonavir (LPV/r), Rifampin (RIF)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
4
States / cities
San Francisco, California • Baltimore, Maryland • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 2 Interventional Results available

Pharmacokinetic Study to Evaluate Double-Dose Levonorgestrel Emergency Contraception in Combination With Efavirenz-Based Antiretroviral Therapy or Rifampicin-Containing Anti-Tuberculosis Therapy

NCT03819114
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Levonorgestrel (LNG)
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older · Female only
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
7
States / cities
Chicago, Illinois • New York, New York • Chapel Hill, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Estimate The Effect Of Repeat-Dose Rifampin On The Pharmacokinetics Of CP-690,550 In Healthy Volunteers

NCT01204112
View directory record Official record
Conditions
Healthy
Interventions
Tasocitinib (CP-690,550) plus Rifampin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 22, 2010 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 3 Interventional Results available

Treatment of Latent TB Infection for Jailed Persons

NCT00128206
View directory record Official record
Conditions
Tuberculosis
Interventions
Isoniazid, Rifampin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 99 Years
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Oct 27, 2026, 1:47 AM EDT
Completed No phase listed Observational

The Utility of Levofloxacin-Rifampin in the Therapy of Prosthetic Joint Infection

NCT00279864
View directory record Official record
Conditions
Staphylococcal Infection, Staphylococcus Aureus Prosthetic Joint Infection
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 30, 2015 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug Interaction Study in Healthy Participants to Assess the Effect of Rifampin on the Pharmacokinetics of JNJ-42847922

NCT02661893
View directory record Official record
Conditions
Healthy
Interventions
JNJ-42847922, Rifampin
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional

A Study to Investigate the Effect of Itraconazole and Rifampin on Pharmacokinetics (PK) of Vemurafenib at Steady State

NCT02608034
View directory record Official record
Conditions
Metastatic Melanoma, BRAF V600 Mutation Positive
Interventions
Itraconazole, Rifampin, Vemurafenib
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 12, 2020 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effects of Rifampin on the Pharmacokinetics of Rosuvastatin

NCT02106767
View directory record Official record
Conditions
Healthy
Interventions
Rosuvastatin, Rosuvastatin plus rifampin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 23, 2020 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Results available

Study to Assess the Effect of Rifampicin on Blood Levels and Safety of AZD9291, in Patients With EGFRm+ NSCLC

NCT02197247
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Pharmacokinetic sampling - AZD9291, Rifampicin, AZD9291 tablet dosing, Pharmacokinetic sampling - rifampicin, Pharmacokinetic sampling - AZ5140 and AZ7550
Procedure · Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
2
States / cities
Atlanta, Georgia • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 12, 2021 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug-Drug Interaction Study in Healthy Volunteers of the Effects of Tucatinib

NCT03723395
View directory record Official record
Conditions
Drug-drug Interaction
Interventions
tucatinib, itraconazole, rifampin, gemfibrozil, repaglinide, tolbutamide, midazolam, digoxin
Drug
Lead sponsor
Seagen Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
Daytona Beach, Florida • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 2 Interventional Results available

TBTC Study 29: Rifapentine During Intensive Phase Tuberculosis (TB) Treatment

NCT00694629
View directory record Official record
Conditions
Pulmonary Tuberculosis
Interventions
rifapentine, rifapentine 10 mg/kg, rifapentine 15 mg/kg, rifapentine 20 mg/kg
Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
23
States / cities
Little Rock, Arkansas • Los Angeles, California • San Diego, California + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-Drug Interaction Study in Healthy Adult Volunteers

NCT02275962
View directory record Official record
Conditions
Healthy
Interventions
K-877, Rifampin
Drug
Lead sponsor
Kowa Research Institute, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2016 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional

COPANLISIB (BAY80-6946) Drug-drug Interaction and Cardiovascular Safety Study in Advanced Solid Tumor and Non-Hodgkin's Lymphoma Patients

NCT02253420
View directory record Official record
Conditions
Medical Oncology
Interventions
Copanlisib (BAY80-6946), Itraconazole, Rifampin
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 14, 2020 · Synced Oct 27, 2026, 1:47 AM EDT
Completed No phase listed Observational

Urine Colorimetry for Tuberculosis Pharmacokinetics Evaluation in Children and Adults

NCT05283967
View directory record Official record
Conditions
Tuberculosis
Interventions
urine colorimetric assay
Diagnostic Test
Lead sponsor
University of Virginia
Other
Eligibility
4 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Newark, New Jersey • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional

Clinical Pharmacology Study of Brentuximab Vedotin (SGN-35)

NCT01026415
View directory record Official record
Conditions
Carcinomas, Disease, Hodgkin, Lymphoma, Large-Cell, Anaplastic, Lymphoma, Non-Hodgkin, Neoplasms
Interventions
brentuximab vedotin, rifampin, midazolam, ketoconazole
Drug
Lead sponsor
Seagen Inc.
Industry
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
6
States / cities
Duarte, California • Denver, Colorado • Indianapolis, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2014 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic Study to Assess the Influence of P-glycoprotein Inhibition and Simultaneous CYP3A4 and P-glycoprotein Induction on E7080 Pharmacokinetics Following Single Dose Oral Administration of 24 mg E7080 to Healthy Volunteers

NCT02199392
View directory record Official record
Conditions
P-glycoprotein, Healthy Volunteers
Interventions
Lenvatinib
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Feb 16, 2015 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of ALXN2050 With Fluconazole and Rifampin in Healthy Adult Participants

NCT04933682
View directory record Official record
Conditions
Healthy
Interventions
ALXN2050, Fluconazole, Rifampin
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional

Gamma-Secretase/Notch Signalling Pathway Inhibitor RO4929097 in Treating Patients With Advanced Solid Tumors

NCT01218620
View directory record Official record
Conditions
Adult Solid Neoplasm
Interventions
Gamma-Secretase Inhibitor RO4929097, Ketoconazole, Rifampin, Midazolam Hydrochloride, Omeprazole, Tolbutamide, Dextromethorphan Hydrobromide, Pharmacological Study, Laboratory Biomarker Analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 23, 2014 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Drug-drug Interaction Effect of Rifampin on the Pharmacokinetics of AMG 510 in Healthy Participants

NCT05577624
View directory record Official record
Conditions
Healthy Participants
Interventions
AMG 510, Rifampin
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of Tasimelteon Alone and in Combination With a CYP3A4 Inhibitor, Ketoconazole, or a CYP3A4 Inducer, Rifampin.

NCT01637636
View directory record Official record
Conditions
Healthy
Interventions
tasimelteon, Rifampin, Ketoconazole
Drug
Lead sponsor
Vanda Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 17, 2014 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study to Investigate Effect of Rifampin and Itraconazole on the Pharmacokinetics of BGB-3111 in Healthy Subjects

NCT03301181
View directory record Official record
Conditions
Healthy Volunteers: Asian, Non-Asian
Interventions
BGB-3111 (Arm A), Rifampin, BGB-3111 (Arm B), Itraconazole
Drug
Lead sponsor
BeiGene
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2019 · Synced Oct 27, 2026, 1:47 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Crossover Drug-Drug Interaction Study to Determine Effects of Cytochrome P450 3A on Exposure to Mifepristone and Its Metabolites

NCT03258372
View directory record Official record
Conditions
Healthy
Interventions
Mifepristone
Drug
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2018 · Synced Oct 27, 2026, 1:47 AM EDT