Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 3, 2026, 12:49 AM EDT

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

Showing 1–24 of 201 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: efavirenz Clear all
Completed Phase 2 Interventional

Treatment Success and Failure in HIV-Infected Subjects Receiving Indinavir in Combination With Nucleoside Analogs: A Rollover Study for ACTG 320

NCT00000885
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Abacavir sulfate, Nelfinavir mesylate, Efavirenz, Levocarnitine, Adefovir dipivoxil, Lamivudine, Stavudine, Zidovudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years and older
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
52
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 3 Interventional

Anti-HIV Drug Regimens With or Without Protease Inhibitors and Drug Level Monitoring in HIV Infected Adolescents

NCT00075907
View directory record Official record
Conditions
HIV Infections
Interventions
Efavirenz + 2 NRTIs, Lopinavir/Ritonavir + 2 NRTIs, Therapeutic Drug Monitoring
Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years to 23 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
13
States / cities
Alhambra, California • Long Beach, California • Los Angeles, California + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2013 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 2 Interventional Results available

Effects of Maraviroc (MVC) on HIV-related Kaposi's Sarcoma (KS)

NCT01276236
View directory record Official record
Conditions
Kaposi's Sarcoma
Interventions
Maraviroc
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 4, 2021 · Synced Sep 3, 2026, 12:49 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Pharmacokinetics and Pharmacodynamics of the Etonogestrel Contraceptive Implant When Co-administered With Efavirenz

NCT01980342
View directory record Official record
Conditions
Drug Interaction
Interventions
Efavirenz
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 10, 2018 · Synced Sep 3, 2026, 12:49 AM EDT
Completed No phase listed Observational

IMPAACT P1080: Psychiatric and Antiretroviral Medication Concentrations in HIV-infected and Uninfected Children and Adolescents

NCT01232361
View directory record Official record
Conditions
ADHD, HIV
Interventions
Not listed
Lead sponsor
International Maternal Pediatric Adolescent AIDS Clinical Trials Group
Network
Eligibility
6 Years to 25 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
21
States / cities
Birmingham, Alabama • Long Beach, California • Los Angeles, California + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Not applicable Interventional

A Prospective Trial to Assess Cost and Clinical Outcomes of a Clinical Pharmacogenomic Program

NCT02297126
View directory record Official record
Conditions
Adverse Drug Reaction
Interventions
Pharmacogenetic Intervention Arm (pharmacogenetic testing)
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
4,465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Sep 3, 2026, 12:49 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 3, 2026, 12:49 AM EDT
Completed Phase 2 Interventional

A Study of an Adherence Plan to Help HIV-Positive Patients Take Their First Anti-HIV Medications Correctly

NCT00001122
View directory record Official record
Conditions
HIV Infections
Interventions
Nelfinavir mesylate, Efavirenz, Stavudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
2
States / cities
San Diego, California • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 1, 2011 · Synced Sep 3, 2026, 12:49 AM EDT
Withdrawn Not applicable Interventional

Effect of a Change in HIV Therapy on Liver Steatosis, Inflammation, and Fibrosis

NCT00023218
View directory record Official record
Conditions
HIV Infections, Hepatitis C
Interventions
Lopinavir/Ritonavir, Efavirenz
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
Honolulu, Hawaii • Tripler AMC, Hawaii • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 8, 2015 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 3 Interventional

Potent Antiviral Therapy for Critically Ill HIV Infected Patients Admitted to Intensive Care

NCT00028327
View directory record Official record
Conditions
HIV Infections
Interventions
Lamivudine/Zidovudine, Nelfinavir mesylate, Efavirenz, Lamivudine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2011 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Anti-HIV Drug Regimens and Treatment-Switching Guidelines in HIV Infected Children

NCT00039741
View directory record Official record
Conditions
HIV Infections
Interventions
NRTIs (ABC, FTC, FTC/TDF, 3TC, 3TC/AZT, d4T, TDF, ddC, AZT), NNRTIs (EFV, NVP), PIs (AMP, IDV, LPV/r, NFV, SQV, RTV)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
30 Days to 18 Years
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
29
States / cities
Alhambra, California • Long Beach, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of the Drug Interactions Between a Hormonal Emergency Contraception and an HIV Medication

NCT00482963
View directory record Official record
Conditions
HIV Infections, Contraception, Pharmacokinetics
Interventions
levonorgestrel, efavirenz
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
2
States / cities
Denver, Colorado • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 14, 2013 · Synced Sep 3, 2026, 12:49 AM EDT
Not listed Phase 4 Interventional

Treatment With Nelfinavir or Efavirenz of HIV-Infected Patients Who Have Never Received Anti-HIV Drugs

NCT00005000
View directory record Official record
Conditions
HIV Infections
Interventions
Nelfinavir mesylate, Efavirenz, Lamivudine, Keyhole-Limpet Hemocyanin, Stavudine, Zidovudine, Didanosine
Drug
Lead sponsor
Agouron Pharmaceuticals
Industry
Eligibility
0 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 3, 2026, 12:49 AM EDT
No Longer Available No phase listed Expanded access

An Expanded Access Study of Oral Liquid Efavirenz in the Treatment of Children With HIV Infection

NCT00162227
View directory record Official record
Conditions
HIV Infection
Interventions
Efavirenz
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
3 Years to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2010
U.S. locations
27
States / cities
Phoenix, Arizona • Los Angeles, California • Washington D.C., District of Columbia + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2014 · Synced Sep 3, 2026, 12:49 AM EDT
Withdrawn Not applicable Interventional

Raltegravir Activity In Lymphoid Tissues

NCT00863668
View directory record Official record
Conditions
HIV Infection, HIV Infections
Interventions
Efavirenz + Tenofovir DF/Emtricitabine, Raltegravir + Tenofovir DF/Emtricitabine, Colonoscopy with biopsies, Inguinal Lymph Node Excision
Drug · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2015 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 3 Interventional Results available

Tenofovir Disoproxil Fumarate/Emtricitabine/Efavirenz Versus Combivir/Efavirenz in Antiretroviral-Naive HIV-1 Infected Subjects

NCT00112047
View directory record Official record
Conditions
HIV Infections
Interventions
Emtricitabine (FTC), Tenofovir Disoproxil Fumarate (TDF), Efavirenz (EFV), FTC/TDF, FTC/TDF/EFV, Lamivudine/zidovudine
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
517 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
5
States / cities
Beverly Hills, California • Washington D.C., District of Columbia • Orlando, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2010 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 2 Interventional Results available

A Dose Ranging Trial of GSK1349572 and 2 NRTI in HIV-1 Infected, Therapy Naive Subjects

NCT00951015
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
GSK1349572, efavirenz
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
13
States / cities
Phoenix, Arizona • Bakersfield, California • Long Beach, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2018 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 4 Interventional

DART II - A Phase IV Study of 3 Antiretroviral Medicines in Combination, in HIV Patients Who Have Not Been Previously Treated With Antiretroviral Therapy

NCT00116116
View directory record Official record
Conditions
HIV Infections, AIDS
Interventions
efavirenz, stavudine extended release, lamivudine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
10
States / cities
Bakersfield, California • San Francisco, California • Washington D.C., District of Columbia + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2011 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Study To Evaluate Emtricitabine/Tenofovir Alafenamide (F/TAF) in Human Immunodeficiency Virus 1 (HIV-1) Infected Children and Adolescents Virologically Suppressed on a 2-Nucleoside/Nucleotide Reverse Transcriptase Inhibitor (2-NRTI)-Containing Regimen

NCT02285114
View directory record Official record
Conditions
HIV-1
Interventions
F/TAF, 3rd ARV agent, Boosted PIs
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
1 Month to 17 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2024
U.S. locations
4
States / cities
Los Angeles, California • Aurora, Colorado • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 2 Interventional

A Study of Abacavir Plus Indinavir Sulfate Plus Efavirenz in HIV-Infected Patients

NCT00001086
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Abacavir sulfate, Efavirenz
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1999
U.S. locations
55
States / cities
Los Angeles, California • San Francisco, California • Stanford, California + 32 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 3 Interventional

A Comparison of BMS-232632 With Efavirenz, Each in Combination With Zidovudine-Lamivudine

NCT00013897
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Lamivudine/Zidovudine, Efavirenz
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
16 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
28
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 24 more
Source: ClinicalTrials.gov public record
Updated May 3, 2011 · Synced Sep 3, 2026, 12:49 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

HIV Antiretroviral Drugs and Metabolism

NCT00525239
View directory record Official record
Conditions
HIV Infections
Interventions
ritonavir, lopinavir/ritonavir, atazanavir/ritonavir, efavirenz
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 15, 2011 · Synced Sep 3, 2026, 12:49 AM EDT
Completed Phase 4 Interventional Results available

Efavirenz (EFV) Intensification

NCT07193875
View directory record Official record
Conditions
HIV
Interventions
Efavirenz 600mg
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 3, 2026, 12:49 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 3, 2026, 12:49 AM EDT