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ClinicalTrials.gov public records Last synced Oct 1, 2026, 2:26 PM EDT

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

Showing 1–17 of 17 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: efavirenz containing antiretroviral regimen Clear all
Withdrawn Not applicable Interventional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 9, 2015 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 3 Interventional

A New Tablet Containing Two FDA-Approved Drugs In HIV-Infected Patients Who Have Not Received Prior Therapy

NCT00053638
View directory record Official record
Conditions
HIV Infection
Interventions
efavirenz, tenofovir, abacavir/lamivudine
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
58
States / cities
Phoenix, Arizona • Fountain Valley, California • Los Angeles, California + 42 more
Source: ClinicalTrials.gov public record
Updated Oct 4, 2010 · Synced Oct 1, 2026, 2:26 PM EDT
Completed No phase listed Observational

Sex, Aging and Antiretroviral Pharmacokinetics

NCT00666055
View directory record Official record
Conditions
HIV Infections
Interventions
ARV regimen chosen by treating physician
Drug
Lead sponsor
Kristine Patterson, MD
Other
Eligibility
19 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 20, 2012 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction of Alcohol and Highly Active Antiretroviral Therapy (HAART) in HIV/AIDS and HIV/AIDS With Hepatitis C Virus (HCV) Co-Infection

NCT00879047
View directory record Official record
Conditions
HIV Infections, Hepatitis C
Interventions
Alcohol, Alcohol placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 6, 2014 · Synced Oct 1, 2026, 2:26 PM EDT
Completed No phase listed Observational

EFV Pharmacokinetics & Pharmacogenomics in Older HIV-infected Patients

NCT01886404
View directory record Official record
Conditions
HIV Infection
Interventions
Efavirenz
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 3 Interventional Results available

Evaluating the Efficacy and Safety of Dolutegravir-Containing Versus Efavirenz-Containing Antiretroviral Therapy Regimens in HIV-1-Infected Pregnant Women and Their Infants

NCT03048422
View directory record Official record
Conditions
HIV Infections
Interventions
Dolutegravir, Emtricitabine/tenofovir alafenamide, Emtricitabine/tenofovir disoproxil fumarate, Efavirenz/emtricitabine/tenofovir disoproxil fumarate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Female only
Enrollment
643 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
2
States / cities
Jacksonville, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 1 Interventional

Study of the Antiviral and Immunological Effects of Intensification of Suppressive Antiretroviral Therapy With Maraviroc

NCT00703586
View directory record Official record
Conditions
HIV Infections
Interventions
Maraviroc
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2012 · Synced Oct 1, 2026, 2:26 PM 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 27, 2025 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Not applicable Interventional

A Study of the Effectiveness of Different Anti-HIV Treatments in HIV-Positive Individuals Who Have Been on a Protease Inhibitor-Containing Drug Regimen for at Least 16 Weeks

NCT00000914
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Ritonavir, Nelfinavir mesylate, Efavirenz
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2000
U.S. locations
15
States / cities
San Francisco, California • Denver, Colorado • Washington D.C., District of Columbia + 11 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 3 Interventional Results available

Switch Study to Evaluate F/TAF in HIV-1 Infected Adults Who Are Virologically Suppressed on Regimens Containing ABC/3TC

NCT02469246
View directory record Official record
Conditions
HIV-1 Infection
Interventions
F/TAF, ABC/3TC, ABC/3TC Placebo, F/TAF Placebo, 3rd ARV agent
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
34
States / cities
Phoenix, Arizona • Beverly Hills, California • La Jolla, California + 26 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2019 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 1 Interventional Results available

Pharmacokinetics of Efavirenz in HIV-1 Infected Subjects With Hepatic Impairment

NCT00162097
View directory record Official record
Conditions
HIV Infections, Hepatic Impairment
Interventions
efavirenz containing antiretroviral regimen
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
3
States / cities
Baltimore, Maryland • San Antonio, Texas • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 14, 2010 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 3 Interventional Results available

Switch Study to Evaluate F/TAF in HIV-1 Positive Participants Who Are Virologically Suppressed on Regimens Containing FTC/TDF

NCT02121795
View directory record Official record
Conditions
HIV-1 Infection
Interventions
FTC/TDF, F/TAF, Allowed third antiretroviral agent, FTC/TDF Placebo, F/TAF Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
668 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
57
States / cities
Birmingham, Alabama • Phoenix, Arizona • Beverly Hills, California + 40 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2020 · Synced Oct 1, 2026, 2:26 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional

Study of Cobicistat-Boosted Atazanavir (ATV/co), Cobicistat-Boosted Darunavir (DRV/co) and Emtricitabine/Tenofovir Alafenamide (F/TAF) in Children With HIV

NCT02016924
View directory record Official record
Conditions
Acquired Immune Deficiency Syndrome (AIDS), HIV Infections
Interventions
ATV, DRV, Cobicistat, BR, F/TAF, LPV/r, Third Unboosted Drug, Cobicistat TOS, F/TAF TOS
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
4 Weeks to 17 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
7
States / cities
Long Beach, California • Los Angeles, California • Aurora, Colorado + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 3 Interventional Results available

TMC278-TiDP6-C215: A Clinical Trial in Treatment Naive HIV-subjects Patients Comparing TMC278 to Efavirenz in Combination With 2 Nucleoside/Nucleotide Reverse Transcriptase Inhibitors

NCT00543725
View directory record Official record
Conditions
HIV Infections, HIV-1
Interventions
TMC278, efavirenz
Drug
Lead sponsor
Tibotec Pharmaceuticals, Ireland
Industry
Eligibility
18 Years to 99 Years
Enrollment
680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
25
States / cities
Long Beach, California • Los Angeles, California • San Francisco, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2016 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 4 Interventional Results available

Maraviroc as an Immunomodulatory Drug for Antiretroviral-treated HIV Infected Patients Exhibiting Immunologic Failure

NCT00735072
View directory record Official record
Conditions
HIV Infection
Interventions
Placebo, Maraviroc
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
4
States / cities
San Francisco, California • Stanford, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2020 · Synced Oct 1, 2026, 2:26 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Clinical Trial of CNS-targeted HAART (CIT2)

NCT00624195
View directory record Official record
Conditions
HIV Infections
Interventions
FDA Approved Antiretroviral Therapy (see list below)
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
5
States / cities
San Diego, California • San Francisco, California • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2014 · Synced Oct 1, 2026, 2:26 PM EDT
Terminated Phase 4 Interventional Results available

Switching From Efavirenz to Atazanavir/ Ritonavir in HIV-infected Subjects With Good Virologic Suppression

NCT01194856
View directory record Official record
Conditions
HIV Infection, Mitochondrial Dysfunction
Interventions
Atazanavir/ritonavir, Efavirenz
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 11, 2017 · Synced Oct 1, 2026, 2:26 PM EDT