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Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers

HMPL-523 CYP3A/P-gp Inhibitor and CYP Inducer Study

NCT05720767
View directory record Official record
Conditions
Relapsed or Refractory Lymphoma
Interventions
HMPL-523, Itraconazole, Rifampin
Drug
Lead sponsor
Hutchmed
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Sep 17, 2026, 3:44 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Evaluation of Effect of Rifampin on the Pharmacokinetics of Vonoprazan in Healthy Participants

NCT04558216
View directory record Official record
Conditions
Healthy Participants
Interventions
Vonoprazan, Rifampin
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug-drug Interaction Study of Gepotidacin

NCT04493931
View directory record Official record
Conditions
Infections, Bacterial
Interventions
Gepotidacin, Cimetidine, Rifampicin, Midazolam, Digoxin, Placebo matching to gepotidacin
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 4 Interventional Results available

CCR5 Inhibitor Treatment Intensification on CD4+ T-cell Recovery

NCT00925756
View directory record Official record
Conditions
HIV Infections
Interventions
Maraviroc
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
3
States / cities
Los Angeles, California • San Diego, California • Torrance, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Sep 17, 2026, 3:44 AM EDT
Terminated No phase listed Observational Results available

Pharmacokinetic Properties of Antiretroviral and Anti-Tuberculosis Drugs During Pregnancy and Postpartum

NCT04518228
View directory record Official record
Conditions
HIV, Tuberculosis
Interventions
Bictegravir (BIC), Tenofovir alafenamide (TAF), Long-acting injectable formulation of cabotegravir (CAB LA), Dolutegravir (DTG), Atazanavir/ritonavir (ATV/r), Darunavir/ritonavir (DRV/r), Lopinavir/ritonavir (LPV/r), Cobicistat, Ritonavir, First-Line TB Treatment, Second-Line TB Treatment, Doravirine (DOR)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
13
States / cities
Los Angeles, California • San Diego, California • Aurora, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 17, 2026, 3:44 AM EDT
Recruiting Phase 2Phase 3 Interventional

Assessment of the Safety, Tolerability, and Effectiveness of Rifapentine Given Daily for LTBI

NCT03474029
View directory record Official record
Conditions
Latent Tuberculosis
Interventions
Rifapentine daily for 6 weeks, Rifapentine and Isoniazid weekly for 12 weeks, Rifampin and Isoniazid daily for 12 weeks, Rifampin daily for 16 weeks
Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
Not listed
Enrollment
3,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
7
States / cities
Denver, Colorado • Washington D.C., District of Columbia • Manhattan, New York + 3 more
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetics of Midazolam, Dabigatran, Pitavastatin, Atorvastatin, and Rosuvastatin in Participants With Renal Insufficiency in the Presence and Absence of Rifampin (MK-0000-386)

NCT03311841
View directory record Official record
Conditions
Renal Insufficiency
Interventions
Midazolam oral solution, Dabigatran and pitavastatin oral solution, Atorvastatin and rosuvastatin oral solution, Rifampin
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 78 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
Hialeah, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 8, 2020 · Synced Sep 17, 2026, 3:44 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 4, 2021 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Rifampin Drug-Drug Interaction Study With Lurasidone HCl

NCT01082276
View directory record Official record
Conditions
Male, Healthy Normal Subjects
Interventions
Lurasidone HCl
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 7, 2011 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 4 Interventional Results available

Wirelessly Observed Therapy in Comparison to Directly Observed Therapy for the Treatment of Tuberculosis

NCT01960257
View directory record Official record
Conditions
Tuberculosis
Interventions
Digital Health Feedback System, SOC DOT
Device · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 11, 2021 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1, Open Label, Two Arm, Fixed Sequence Study to Evaluate the Effect of Rifampin and Rifabutin on GSK1349572 Pharmacokinetics in Healthy Male and Female Volunteers

NCT01231542
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
GSK1349572, Rifampin, Rifabutin
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2017 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study in Healthy Subjects to Evaluate the Effect of Rifampin on the Pharmacokinetics of IPI-145

NCT01947777
View directory record Official record
Conditions
Healthy
Interventions
IPI-145, Rifampin
Drug
Lead sponsor
SecuraBio
Industry
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effects of Rifampin on Single-Dose Pharmacokinetics of Canagliflozin in Healthy Volunteers

NCT01395927
View directory record Official record
Conditions
Healthy
Interventions
Rifampin, Canagliflozin
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 5, 2013 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Phase I Open Label BCG Clinical Trial Assessing TB Drugs and Vaccines

NCT05592223
View directory record Official record
Conditions
Tuberculosis
Interventions
BCG Vaccine USP, Isoniazid, Rifampin
Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effects of Itraconazole and Rifampicin on the Single-Dose Pharmacokinetics of JNJ-53718678 in Healthy Adults

NCT02729467
View directory record Official record
Conditions
Healthy
Interventions
JNJ-53718678, Itraconazole, Rifampicin
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 17, 2026, 3:44 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Pharmacokinetic Study of Antiretroviral Drugs and Related Drugs During and After Pregnancy

NCT00042289
View directory record Official record
Conditions
HIV Infections
Interventions
atazanavir/cobicistat, darunavir/ritonavir dosage #1, darunavir/ritonavir dosage #2, darunavir/ritonavir dosage #3, elvitegravir/cobicistat, dolutegravir, tenofovir alafenamide fumarate (TAF), TAF w/cobicistat, TAF w/cobicistat or ritonavir, efavirenz, darunavir/cobicistat, lopinavir/ritonavir dosage #1, atazanavir/ritonavir/tenofovir dosage #1, rifampicin, ethambutol, isoniazid, pyrazinamide, kanamycin, amikacin, capreomycin, moxifloxacin, levoflaxacin, ofloxacin, ethionamide/prothionamide, terizidone/cycloserine, para-aminosalicylic acid (PAS), high dose INH, bedaquiline, clofazamine, delamanid, linezolid, pretomanid, ethinyl estradiol, etonogestrel implant, nevirapine, amprenavir, abacavir, lopinavir/ritonavir dosage #2, indinavir/ritonavir dosage #1, fosamprenavir/ritonavir, lopinavir/ritonavir dosage #3, atazanavir/ritonavir dosage #1, didanosine delayed release (Videx® EC), emtricitabine, tenofovir, nelfinavir dosage #1, tipranavir/ritonavir, lopinavir/ritonavir dosage #4, raltegravir, etravirine, maraviroc, atazanavir/ritonavir dosage #2, tenofovir/atazanavir/ritonavir dosage #2, nelfinavir dosage #2, indinavir/ritonavir dosage #2, rilpivirine, darunavir/ritonavir dosage #4
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
1,578 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2020
U.S. locations
39
States / cities
Birmingham, Alabama • La Jolla, California • Long Beach, California + 26 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety, Tolerability, and Blood Levels of Ritonavir-Boosted Atazanavir and Rifampin When Taken Together in HIV Uninfected Adults

NCT00096850
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Atazanavir, Rifampin, Ritonavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2007
U.S. locations
3
States / cities
Palo Alto, California • Columbus, Ohio • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 4 Interventional Results available

Immediate Versus Deferred Start of Anti-HIV Therapy in HIV-Infected Adults Being Treated for Tuberculosis

NCT00108862
View directory record Official record
Conditions
HIV Infection, Tuberculosis
Interventions
Strategy: Immediate ART, Strategy: Deferred ART
Other
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
13 Years and older
Enrollment
809 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
4
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 2 Interventional

TBTC Study 28: Moxifloxacin Versus Isoniazid for TB Treatment

NCT00144417
View directory record Official record
Conditions
Tuberculosis
Interventions
Moxifloxacin (with rifampin, pyrazinamide, and ethambutol), isoniazid
Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
433 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • San Diego, California + 16 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2011 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

TMC207 +/- Rifabutin/Rifampin

NCT01341184
View directory record Official record
Conditions
Tuberculosis
Interventions
Rifabutin, Rifampin, TMC207
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 4 Interventional

Investigation of Rifampin to Reduce Pedal Amputations for Osteomyelitis in Diabetics

NCT03012529
View directory record Official record
Conditions
Osteomyelitis, Diabetes, Amputation
Interventions
Rifampin, Riboflavin Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 89 Years
Enrollment
843 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
30
States / cities
Phoenix, Arizona • Loma Linda, California • Long Beach, California + 27 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Sulforaphane as an Antagonist to Human PXR-mediated Drug-drug Interactions

NCT00621309
View directory record Official record
Conditions
Adverse Drug Interactions
Interventions
Rifampicin, sulforaphane plus rifampicin, sulforaphane alone
Drug · Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 5, 2019 · Synced Sep 17, 2026, 3:44 AM EDT
Completed Phase 2 Interventional Results available

Persistent Methicillin Resistant Staphylococcus Aureus Eradication Protocol (PMEP)

NCT01594827
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Inhaled Vancomycin, Placebo (Sterile Water), Rifampin, Trimethoprim/Sulfamethoxazole (TMP/SMX), Doxycycline, Mupirocin Intranasal Creme, 4% chlorhexidine gluconate liquid skin cleanser
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Sep 17, 2026, 3:44 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 22, 2018 · Synced Sep 17, 2026, 3:44 AM EDT