Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 10, 2026, 3:31 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Efavirenz and Ritonavir on Human Brain P-Glycoprotein

NCT01668147
Conditions
Drug Effects
Interventions
[11C] desmethyl-loperamide, Control - no pretreatment, Oral ritonavir, Oral efavirenz
Drug · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 40 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
HIV Infections
Interventions
lopinavir/ritonavir, emtricitabine, stavudine, tenofovir DF
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2006
U.S. locations
27
States / cities
Los Angeles, California • Sacramento, California • San Diego, California + 20 more
Conditions
HIV Infections
Interventions
Atazanavir, Ritonavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
11
States / cities
Palo Alto, California • Aurora, Colorado • Honolulu, Hawaii + 8 more
Conditions
HIV, HIV Infections
Interventions
E/C/F/TAF, E/C/F/TDF, EFV/FTC/TDF, RTV, ATV, FTC/TDF, COBI
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
1,443 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
91
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 59 more
Conditions
HIV-1
Interventions
TMC125
Drug
Lead sponsor
Tibotec Pharmaceuticals, Ireland
Industry
Eligibility
18 Years and older
Enrollment
503 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
32
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 29 more
Completed Phase 1 Interventional Accepts healthy volunteers

Disulfiram Interactions With HIV Medications: Clinical Implications

NCT00878306
Conditions
HIV Infections, Drug Abuse
Interventions
Disulfiram, Disulfiram + Efavirenz, Disulfiram + Atazanavir, Disulfiram + Ritonavir
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
San Francisco, California
Conditions
HIV Infections
Interventions
Kaletra
Drug
Lead sponsor
Therapeutic Concepts
Other
Eligibility
18 Years and older
Enrollment
40 participants
Timeline
2005 – 2007
U.S. locations
1
States / cities
Houston, Texas
Conditions
HIV Infections
Interventions
Ritonavir, Lamivudine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Month to 2 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
12
States / cities
Long Beach, California • San Diego, California • Washington D.C., District of Columbia + 5 more
Conditions
COVID-19
Interventions
Shionogi Protease Inhibitor (S-217622), placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
602 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
103
States / cities
Birmingham, Alabama • Tucson, Arizona • Fresno, California + 75 more
Conditions
Infection, Human Immunodeficiency Virus
Interventions
fosamprenavir (GW433908), ritonavir
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
13 Years and older
Enrollment
753 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
10
States / cities
Fountain Valley, California • San Francisco, California • Denver, Colorado + 6 more
Conditions
HIV Infections
Interventions
Abacavir/Lamivudine, Atazanavir, Efavirenz, Emtricitabine/Tenofovir disoproxil fumarate, Ritonavir, Abacavir/Lamivudine placebo, Emtricitabine/Tenofovir disoproxil fumarate placebo
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older
Enrollment
1,864 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
51
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 30 more
Conditions
HIV Infection
Interventions
Elvitegravir, Raltegravir, EVG placebo, RAL placebo, Background regimen
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
724 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
94
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 59 more
Conditions
HIV, Tuberculosis
Interventions
lopinavir/ritonavir, rifabutin
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2008
U.S. locations
1
States / cities
Waukegan, Illinois
Conditions
Chronic Hepatitis C, Hepatitis C (HCV), Hepatitis C Genotype 1
Interventions
ABT-450, ABT-333, ABT-267, Ribavirin, Ritonavir
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 70 Years
Enrollment
580 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
60
States / cities
Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 52 more
Conditions
HIV
Interventions
Enfuvirtide
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Healthy Volunteer
Interventions
danoprevir, darunavir, ritonavir
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Lenexa, Kansas
Conditions
Acquired Immune Deficiency Syndrome (AIDS), HIV Infections
Interventions
EVG, Background regimen
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
4 Weeks to 17 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
3
States / cities
Aurora, Colorado • Durham, North Carolina • Memphis, Tennessee
Completed Phase 4 Interventional Results available

Study of Oral Treatments for Hepatitis C

NCT02786537
Conditions
Chronic Hepatitis C
Interventions
SOF/LDV (sofosbuvir/ledipasvir), PrOD (ombitasvir/paritaprevir/ritonavir with dasabuvir) (Phase 1 only), EBR/GZR (elbasvir/grazoprevir), Ribavirin
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
1,275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
38
States / cities
Little Rock, Arkansas • Palo Alto, California • San Diego, California + 27 more
Conditions
HIV Infections
Interventions
Emtricitabine, Enfuvirtide, Ritonavir, Saquinavir, Tenofovir disoproxil fumarate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
6
States / cities
Aurora, Colorado • Boston, Massachusetts • St Louis, Missouri + 3 more
Conditions
HIV Infections
Interventions
tipranavir, ritonavir, Optimized Background Regimen (OBR)
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
16
States / cities
Washington D.C., District of Columbia • Clearwater, Florida • Fort Lauderdale, Florida + 12 more
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Gastric pH on the Pharmacokinetics of Atazanavir

NCT01759875
Conditions
Healthy
Interventions
Ritonavir-boosted Atazanavir, Ritonavir-boosted Atazanavir plus Rabeprazole, Ritonavir-boosted Atazanavir plus Rabeprazole AND Betaine Hydrochloride
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-drug Interaction (DDI) Rifabutin

NCT02138084
Conditions
Infection, Human Immunodeficiency Virus
Interventions
BMS-663068, Rifabutin, Ritonavir
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Austin, Texas
Conditions
HIV Infections
Interventions
Abacavir sulfate, Lamivudine, and Zidovudine, Lopinavir/Ritonavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
4
States / cities
Minneapolis, Minnesota • New York, New York • Cleveland, Ohio
Conditions
HIV Infection
Interventions
Nucleoside Reverse Transcriptase Inhibitors (NRTIs), Nevirapine (NVP), Lopinavir/Ritonavir (LPV/r), Raltegravir (RAL), VRC01, Dolutegravir (DTG), VRC07-523LS
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 48 Hours
Enrollment
1,120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2031
U.S. locations
21
States / cities
La Jolla, California • Los Angeles, California • Aurora, Colorado + 13 more