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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: EFV/FTC/TDF Clear all
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 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Safety and Efficacy of Stribild Versus Atripla in Human Immunodeficiency Virus, Type 1 (HIV-1) Infected, Antiretroviral Treatment-Naive Adults

NCT01095796
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Stribild, Atripla, Stribild Placebo, Atripla Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
707 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
97
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 63 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2015 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate Switching to Elvitegravir/Cobicistat/Emtricitabine/Tenofovir Alafenamide (E/C/F/TAF) Fixed Dose Combination (FDC) in Virologically-Suppressed HIV-1 Infected Adults Harboring the Archived Isolated NRTI Resistance Mutation M184V/M184I

NCT02616029
View directory record Official record
Conditions
HIV-1 Infection
Interventions
E/C/F/TAF
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
3
States / cities
Ft. Pierce, Florida • Orlando, Florida • West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Sep 4, 2026, 4:03 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 24, 2019 · Synced Sep 4, 2026, 4:03 PM EDT
Terminated No phase listed Observational

Investigation of The Effect of Cenicriviroc (CVC) Plus FTC/TDF on Cardiovascular Disease Risk Factors

NCT01474954
View directory record Official record
Conditions
HIV Infection
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 11, 2015 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Not applicable Interventional Results available

Advanced Neuroimaging Evaluation of CNS Changes Associated With Efavirenz Therapy Switch to an Raltegravir-based Regimen

NCT01978743
View directory record Official record
Conditions
HIV, HIV-associated Neurocognitive Disorder, Neurotoxicity
Interventions
Raltegravir
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Sep 4, 2026, 4:03 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 11, 2020 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 4 Interventional Results available

Effects of Switching Efavirenz to Raltegravir on Vascular Function and Bone Markers in HIV-infected Patients

NCT01270802
View directory record Official record
Conditions
HIV
Interventions
Tenofovir/emtricitabine, Tenofovir/emtricitabine/efavirenz, Raltegravir
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2013 · Synced Sep 4, 2026, 4:03 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 26, 2025 · Synced Sep 4, 2026, 4:03 PM EDT
Withdrawn Phase 2 Interventional

Effect of HAART Vs. Statin Treatment on Endothelial Function and Inflammation/Coagulation

NCT01515813
View directory record Official record
Conditions
HIV-1 Infection
Interventions
Pravastatin sodium, Efavirenz/Emtricitabine/Tenofovir Disoproxil Fumarate
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
9
States / cities
Los Angeles, California • Torrance, California • St Louis, Missouri + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2016 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Switching From Regimens of ABC/3TC + a 3rd Agent to E/C/F/TAF Fixed-Dose Combination (FDC) in Virologically-Suppressed HIV 1 Infected Adults

NCT02605954
View directory record Official record
Conditions
HIV-1 Infection
Interventions
E/C/F/TAF, ABC/3TC, Third Antiretroviral Agent
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
12
States / cities
Phoenix, Arizona • Los Angeles, California • Washington D.C., District of Columbia + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Results available

Efavirenz or Atazanavir/Ritonavir Given With Emtricitabine/Tenofovir Disoproxil Fumarate or Abacavir/Lamivudine in HIV Infected Treatment-Naive Adults

NCT00118898
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate Switching From a Regimen Consisting of Efavirenz/Emtricitabine/Tenofovir Disoproxil Fumarate (EFV/FTC/TDF) Fixed Dose Combination (FDC) to Emtricitabine/Rilpivirine/Tenofovir Alafenamide (FTC/RPV/TAF) FDC in Virologically-Suppressed, HIV-1 Infected Adults

NCT02345226
View directory record Official record
Conditions
HIV-1 Infection
Interventions
FTC/RPV/TAF, EFV/FTC/TDF Placebo, EFV/FTC/TDF, FTC/RPV/TAF Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
881 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
79
States / cities
Phoenix, Arizona • Beverly Hills, California • Long Beach, California + 57 more
Source: ClinicalTrials.gov public record
Updated Jan 1, 2020 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 4 Interventional Results available

HIV Treatment Reinitiation in Women Who Received Anti-HIV Drugs to Prevent Mother-to-Child Transmission of HIV

NCT00442962
View directory record Official record
Conditions
HIV Infections
Interventions
Efavirenz, Emtricitabine/Tenofovir disoproxil fumarate
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
6
States / cities
San Diego, California • Boston, Massachusetts • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Cellular Pharmacology of Tenofovir and Emtricitabine According to HIV Infection Status

NCT01040091
View directory record Official record
Conditions
HIV Infections
Interventions
Emtricitabine (FTC), Tenofovir disoproxil fumarate (TDF), Efavirenz (EFV), Truvada
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Sep 4, 2026, 4:03 PM 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 4, 2026, 4:03 PM 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 4, 2026, 4:03 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

LAAM-HAART PET Imaging

NCT01935830
View directory record Official record
Conditions
Healthy Volunteers
Interventions
[11c] LAAM, Ritonavir, Efavirenz
Radiation · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Sep 4, 2026, 4:03 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 30, 2026 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 2 Interventional Results available

High Dose Vitamin D and Calcium for Bone Health in Individuals Initiating HAART

NCT01403051
View directory record Official record
Conditions
HIV-1 Infection
Interventions
EFV/FTC/TDF, Calcium Carbonate, Vitamin D3, Placebo for calcium carbonate, Placebo for vitamin D3
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
38
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 27 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 4 Interventional

Efficacy, Safety & Tolerability of Switching EFV/TDF/FTC to BIC/FTC/TAF in Virologically Suppressed Adults With HIV-1

NCT03502005
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
bictegravir/emtricitabine/tenofovir alafenamide
Drug
Lead sponsor
Midland Research Group, Inc.
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Oakland Park, Florida
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 4, 2026, 4:03 PM EDT
Completed Phase 2 Interventional

Efficacy, Safety, and Tolerability of Cenicriviroc (CVC) in Combination With Truvada or Sustiva Plus Truvada in HIV 1-infected, Antiretroviral Treatment-naïve, Adult Patients Infected With Only CCR5-tropic Virus

NCT01338883
View directory record Official record
Conditions
HIV-1 Infection
Interventions
Cenicriviroc 100 mg, Cenicriviroc 200 mg + Truvada, Sustiva + Truvada
Drug
Lead sponsor
Tobira Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
45
States / cities
Birmingham, Alabama • Phoenix, Arizona • Beverly Hills, California + 29 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Sep 4, 2026, 4:03 PM 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 4, 2026, 4:03 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Preventing Sexual Transmission of HIV With Anti-HIV Drugs

NCT00074581
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Didanosine, Efavirenz, Emtricitabine/Tenofovir disoproxil fumarate, Lamivudine, Lopinavir/Ritonavir, Nevirapine, Stavudine, Tenofovir disoproxil fumarate, Zidovudine/Lamivudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
3,526 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 4, 2026, 4:03 PM EDT