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ClinicalTrials.gov public records Last synced Oct 22, 2026, 3:31 AM EDT

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Showing 193–216 of 534 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: TDF Clear all
Recruiting Phase 2Phase 3 Interventional

A Clinical Study of Islatravir and Ulonivirine for People With HIV-1 Who Have Not Been Treated Before (MK-8591B-062)

NCT07266831
View directory record Official record
Conditions
Human Immunodeficiency Virus Type 1 (HIV-1) Infection
Interventions
ISL, ULO, BIC/FTC/TAF, Placebo for BIC/FTC/TAF, Placebo to ISL/ULO, ISL/ULO
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
570 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
24
States / cities
Los Angeles, California • Denver, Colorado • Washington D.C., District of Columbia + 20 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional Results available

Evaluating Once Daily Etravirine in Treatment-Naive Adults With HIV Infection

NCT00959894
View directory record Official record
Conditions
HIV Infections
Interventions
Etravirine (Intelence), Truvada
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
3
States / cities
Chapel Hill, North Carolina • Charlotte, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 6, 2016 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional

Using Drug Levels and Drug Resistance Testing to Select Effective Anti-HIV Drug Combinations in Patients With Drug-resistant HIV

NCT00027339
View directory record Official record
Conditions
HIV Infections
Interventions
lopinavir/ritonavir, indinavir sulfate, tenofovir disoproxil fumarate, ritonavir, fosamprenavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
13
States / cities
Los Angeles, California • Palo Alto, California • Sacramento, California + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Blood Levels of Tenofovir Gel in HIV Uninfected Pregnant Women Planning Cesarean Delivery

NCT00540605
View directory record Official record
Conditions
HIV Infections
Interventions
Tenofovir 1% vaginal gel
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 25, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Relative Bioavailability of Fixed-dose Combination Tablet Darunavir/Cobicistat/Emtricitabine/Tenofovir Alafenamide (D/C/F/TAF) as a Whole Tablet, as a Split Tablet, and as Crushed Tablet in Healthy Adult Participants

NCT02984852
View directory record Official record
Conditions
Healthy
Interventions
Darunavir (DRV), Cobicistat (COBI), Emtricitabine (FTC), Tenofovir Alafenamide (TAF)
Drug
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1 Interventional

Body Compartment Pharmacokinetics of Anti- Retroviral Agents That May be Used for Future HIV Post- Exposure Prophylaxis.

NCT03472963
View directory record Official record
Conditions
HIV Infections
Interventions
Single dose of Genvoya® and a single 800 mg dose of Darunavir®
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 49 Years · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 28, 2020 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 4 Interventional

Study Of Investigational Regimen Combining FDA Approved HIV Drugs In HIV Subjects Experiencing Early Virologic Failure

NCT00038506
View directory record Official record
Conditions
HIV Infection
Interventions
abacavir/lamivudine/zidovudine, tenofovir
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
27
States / cities
Los Angeles, California • San Rafael, California • Fort Lauderdale, Florida + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2015 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional

A Comparison of Two Anti-HIV Drug Regimens for Youth Who Have Failed Prior Therapy

NCT00102206
View directory record Official record
Conditions
HIV Infections
Interventions
Abacavir sulfate, Emtricitabine, Lamivudine, Lopinavir/ritonavir, Saquinavir, Tenofovir disoproxil fumarate, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
4 Years to 21 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2007
U.S. locations
4
States / cities
Chicago, Illinois • New York, New York • Stony Brook, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Safety, Tolerability, and Efficacy of Vesatolimod in Combination With Tenofovir Disoproxil Fumarate (TDF) in Adults With Chronic Hepatitis B (CHB) Infection Who Are Currently Not Being Treated

NCT02579382
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
TDF, Vesatolimod, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
9
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 6 more
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 3 Interventional Results available

Roll-Over Protocol To Provide Atv And/Or Truvada For Extended Access

NCT01003990
View directory record Official record
Conditions
HIV
Interventions
Atazanavir, Atazanavir/Ritonavir, Tenofovir/Emtricitabine, Lopinavir/ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
16 Years and older
Enrollment
710 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2016
U.S. locations
12
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated May 11, 2017 · Synced Oct 22, 2026, 3:31 AM EDT
Completed No phase listed Observational

Collection of Samples for the Clinical Evaluation of the Aptima HBV (Hepatitis B Virus) Quant (Quantification) Assay

NCT02167113
View directory record Official record
Conditions
Hepatitis B, Chronic
Interventions
Not listed
Lead sponsor
Hologic, Inc.
Industry
Eligibility
18 Years and older
Enrollment
331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
38
States / cities
Phoenix, Arizona • Garden Grove, California • Lancaster, California + 32 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 22, 2026, 3:31 AM EDT
Terminated Phase 3 Interventional Results available

A Phase IIIb Study to Compare Entecavir Plus Tenofovir vs. Adefovir Added to Continuing Lamivudine Therapy in Adult Patients With Lamivudine-Resistant Hepatitis B Infection

NCT00605384
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
Entecavir + Tenofovir, Adefovir + continuing Lamivudine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
4
States / cities
Los Angeles, California • San Francisco, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 23, 2010 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate Switching From a Regimen of Two Nucleos(t)Ide Reverse Transcriptase Inhibitors (NRTI) Plus a Third Agent to a Fixed Dose Combination (FDC) of Bictegravir/Emtricitabine/Tenofovir Alafenamide (B/F/TAF), in Virologically-Suppressed, HIV-1 Infected African American Participants

NCT03631732
View directory record Official record
Conditions
HIV-1 Infection
Interventions
B/F/TAF, NRTIs, Third Agent
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
496 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
82
States / cities
Birmingham, Alabama • Mobile, Alabama • Los Angeles, California + 53 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, PK, and PD Study of a Vaginal Insert Containing TAF and EVG

NCT03762772
View directory record Official record
Conditions
Hiv, HSV
Interventions
TAF/EVG Vaginal Insert
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Evaluating the Pharmacokinetics, Safety, and Tolerability of Doravirine (MK-1439) and Doravirine/Lamivudine/Tenofovir Disoproxil Fumarate (MK-1439A) in HIV-1-Infected Children and Adolescents

NCT03332095
View directory record Official record
Conditions
HIV Infections
Interventions
Doravirine (DOR), Doravirine/Lamivudine/Tenofovir Disoproxil Fumarate (DOR/3TC/TDF), Antiretroviral (ARV) medications
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years to 17 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
4
States / cities
Aurora, Colorado • Boston, Massachusetts • Memphis, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 4 Interventional Results available

IMPAACT 1077HS: Examining Benefits of HAART Continuation in Postpartum Women

NCT00955968
View directory record Official record
Conditions
HIV Infection
Interventions
Highly active antiretroviral therapy (HAART)
Drug
Lead sponsor
International Maternal Pediatric Adolescent AIDS Clinical Trials Group
Network
Eligibility
18 Years and older · Female only
Enrollment
1,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
26
States / cities
Alhambra, California • Los Angeles, California • San Diego, California + 20 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

PrEP, Lube, and the Rectal Mucosa in MSM at Risk of HIV

NCT02401230
View directory record Official record
Conditions
HIV
Interventions
Truvada, Gel lubricant
Drug · Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 49 Years · Male only
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The ADAPT Study: Use of Emtricitabine and Tenofovir Disoproxil Fumarate for Pre-Exposure Prophylaxis (PrEP)

NCT01327651
View directory record Official record
Conditions
HIV Infections
Interventions
Daily dosing, Time-driven dosing, Event-driven dosing
Drug
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years and older
Enrollment
622 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Study to Evaluate the Pharmacokinetics, Safety, and Antiviral Activity of the Elvitegravir/Cobicistat/Emtricitabine/Tenofovir Alafenamide (E/C/F/TAF) Single Tablet Regimen (STR) in HIV-1 Infected Antiretroviral Treatment-Naive Adolescents and Virologically Suppressed Children

NCT01854775
View directory record Official record
Conditions
Acquired Immune Deficiency Syndrome (AIDS), HIV Infections
Interventions
E/C/F/TAF, E/C/F/TAF (Low Dose)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
2 Years to 17 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2025
U.S. locations
5
States / cities
Long Beach, California • Washington D.C., District of Columbia • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 22, 2026, 3:31 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Emtricitabine/Tenofovir Alafenamide Switch Study for Transgender Individuals for HIV Pre-exposure Prophylaxis

NCT04616963
View directory record Official record
Conditions
Hiv, Hormone Therapy
Interventions
Emtricitabine / Tenofovir Disoproxil Oral Tablet 200/300 mg, Emtricitabine Tenofovir Alafenamide 200/25 mg
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Safety and Efficacy of Switching to Tenofovir Alafenamide (TAF) From Tenofovir Disoproxil Fumarate (TDF) and/or Other Oral Antiviral Treatment (OAV)

NCT03180619
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
TAF
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
4
States / cities
Los Angeles, California • San Jose, California • Detroit, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 2 Interventional Results available

A Study to Compare Tenofovir DF Versus the Combination of Emtricitabine Plus Tenofovir DF for the Treatment of Chronic Hepatitis B in Patients With Normal Alanine Aminotransferase (ALT)

NCT00507507
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
Tenofovir DF, FTC, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 69 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
10
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2015 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Pre-Exposure Prophylaxis (PrEP) Administered at Sexually Transmitted Disease (STD) Clinics

NCT01632995
View directory record Official record
Conditions
HIV Infections
Interventions
FTC 200 mg/TDF 300 mg fixed-dose combination tablet
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
557 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
3
States / cities
San Francisco, California • Washington D.C., District of Columbia • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 22, 2026, 3:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

In Vivo Drug Interaction Pharmacokinetic Study of Tenofovir 1% Gel and Three Commonly Used Vaginal Products

NCT01813162
View directory record Official record
Conditions
HIV Prevention
Interventions
Tenofovir 1% gel, Vaginal product
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
San Francisco, California • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2015 · Synced Oct 22, 2026, 3:31 AM EDT