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Showing 1–24 of 413 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Prevention of HIV Infection Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Study of a Potential Preventive Vaccine Against HIV in Healthy Volunteers

NCT00545987
View directory record Official record
Conditions
HIV Infections
Interventions
TriGrid™ Delivery System, conventional intramuscular injection
Device
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 4, 2011 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Validation of a Urine Assay to Measure Tenofovir Levels in Patients Taking Tenofovir Alafenamide

NCT03350672
View directory record Official record
Conditions
Hiv
Interventions
FTC/TAF
Drug
Lead sponsor
Philadelphia Fight
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 29, 2021 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics and Pharmacodynamics of DMPA With HIV PrEP

NCT03197961
View directory record Official record
Conditions
HIV/AIDS, Contraception
Interventions
tenofovir/emtricitabine, DMPA
Combination Product · Drug
Lead sponsor
Sharon Achilles
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2020 · Synced Sep 21, 2026, 10:17 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Implementing PrEP for Women Who Inject Drugs

NCT05360849
View directory record Official record
Conditions
HIV, Intravenous Substance Abuse, Women's Health, Organization and Administration, Primary Prevention, Implementation Science
Interventions
Practice Facilitation
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older · Female only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional

A Study on the Rate of Opportunistic (AIDS-Related) Infections Among HIV-Positive Children Who Have Stopped Taking Their OI Preventive Medications

NCT00001078
View directory record Official record
Conditions
HIV Infections
Interventions
Hepatitis A Vaccine (Inactivated)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
47
States / cities
Birmingham, Alabama • Phoenix, Arizona • La Jolla, California + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2011 · Synced Sep 21, 2026, 10:17 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Client-Centered Care Coordination for Black Men Who Have Sex With Men

NCT06056544
View directory record Official record
Conditions
HIV Prevention, HIV Pre-exposure Prophylaxis
Interventions
Client Centered Care Coordination
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older · Male only
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers Results available

Study of Lenacapavir for HIV Pre-Exposure Prophylaxis in People Who Are at Risk for HIV Infection

NCT04925752
View directory record Official record
Conditions
Pre-Exposure Prophylaxis of HIV Infection
Interventions
Oral Lenacapavir (LEN), F/TDF, Sub-cutaneous (SC) Lenacapavir (LEN), Placebo SC LEN, PTM F/TDF, PTM Oral LEN, F/TAF (for US participants only)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
16 Years and older
Enrollment
3,292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
60
States / cities
Birmingham, Alabama • Loma Linda, California • Los Angeles, California + 43 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Formative Study to Explore the Sensory Perceptions of Vaginal Product Users

NCT01334827
View directory record Official record
Conditions
Microbicide Delivery System Acceptability
Interventions
high volume gel, low volume gel, vaginal film
Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 21, 2026, 10:17 PM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Study of VRC07-523LS, PGT121.414.LS, and PGDM1400LS Broadly Neutralizing Monoclonal Antibodies Given Intravenously in Adult Participants Without HIV

NCT06812494
View directory record Official record
Conditions
HIV
Interventions
VRC07-523LS 400mg, PGT121.414.LS 400mg, PGDM1400LS 400mg, VRC07-523LS 3200mg, PGT121.414.LS 1600mg, PGDM1400LS 1600mg
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
13
States / cities
Birmingham, Alabama • San Francisco, California • Decatur, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 1 Interventional Results available

A Study of the Safety, Tolerability, and Pharmacokinetics of Dolutegravir in Neonates Exposed to HIV-1

NCT05406583
View directory record Official record
Conditions
HIV
Interventions
Dolutegravir 0.5 mg/kg liquid suspension (starts at 0-5 days of life), Dolutegravir 5 mg Dispersible Tablets (single doses), Dolutegravir 5 mg Dispersible Tablets (chronic dose), Dolutegravir 0.5 mg/kg liquid suspension (starts at 2-5 days of life)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
8
States / cities
Los Angeles, California • Aurora, Colorado • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic Evaluation of Tenofovir/Emtricitabine as HIV Pre-Exposure Prophylaxis in Transgender Women

NCT03270969
View directory record Official record
Conditions
HIV Prevention
Interventions
Tenofovir Disoproxil Fumarate/Emtricitabine
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional

HIV Prevention and Trauma Treatment in Men Who Have Sex With Men and Who Have a History of Sexual Abuse

NCT00797654
View directory record Official record
Conditions
Risk Reduction
Interventions
Information-motivation-behavior skills and cognitive processing therapy, Pre and Post HIV-Test Counseling
Behavioral
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Sep 21, 2026, 10:17 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

P3 Trial: Estimating the Impact of a Multilevel, Multicomponent Intervention to Increase Uptake of HIV Testing and Biomedical HIV Prevention

NCT06785376
View directory record Official record
Conditions
HIV Testing, PrEP Uptake
Interventions
DIY (Do It Yourself), TRUST, SOC
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study Evaluating Implementation Strategies for the Delivery of Cabotegravir in Low and High-Volume PrEP Site in the United States

NCT05374525
View directory record Official record
Conditions
HIV Infections
Interventions
APRETUDE, Cabotegravir OLI
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older · Male only
Enrollment
287 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
17
States / cities
Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study to Evaluate the Safety and Immunogenicity of Heterologous Boost Immunizations With MVA-CMDR

NCT01889719
View directory record Official record
Conditions
HIV
Interventions
MVA-CMDR
Biological
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 62 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 16, 2016 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional Results available

INTEGRA: A Vanguard Study of Health Service Delivery in a Mobile Health Delivery Unit

NCT04804072
View directory record Official record
Conditions
HIV Infections, Drug Use, Opioid Use, Opioid-use Disorder
Interventions
Medication for opioid-use disorder (MOUD) for opioid-use disorder (OUD), HIV testing, HIV treatment for participants living with HIV not already in care, PrEP for participants without HIV, Testing and referral for vaccination or treatment for hepatitis A virus (HAV) and hepatitis B virus (HBV), Testing and referral for treatment for hepatitis C virus (HCV), Sexually transmitted infection (STI) testing and treatment, Primary care, Harm reduction services, Peer navigation, COVID-19 testing and referral for further evaluation, care and/or treatment
Drug · Diagnostic Test · Other + 1 more
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
18 Years and older
Enrollment
447 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Los Angeles, California • Washington D.C., District of Columbia • The Bronx, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 3 Interventional Results available

Brief Rifapentine-Isoniazid Evaluation for TB Prevention (BRIEF TB)

NCT01404312
View directory record Official record
Conditions
Tuberculosis, HIV Infections
Interventions
Rifapentine (RPT), Isoniazid (INH), Pyridoxine (Vitamin B6)
Drug · Dietary Supplement
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
21
States / cities
La Jolla, California • Los Angeles, California • San Diego, California + 17 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Online Educator Mircoskill Training and Parent Microskill Training on Student Sexual-Health Related Outcomes

NCT05952973
View directory record Official record
Conditions
HIV/AIDS Prevention, STI Prevention, Pregnancy Prevention
Interventions
SkillTalk
Behavioral
Lead sponsor
Ashley Philliber
Other
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Accord, New York
Source: ClinicalTrials.gov public record
Updated Oct 25, 2024 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 1 Interventional

A Study of Pentamidine in the Prevention of Pneumocystis Carinii Pneumonia (PCP) in HIV-Infected Children Who Cannot Take Trimethoprim-Sulfamethoxazole

NCT00001027
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Month to 6 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
11
States / cities
Los Angeles, California • Oakland, California • Washington D.C., District of Columbia + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

PK and PD Study of Oral F/TAF for HIV Prevention

NCT02904369
View directory record Official record
Conditions
HIV
Interventions
Emtricitabine, Tenofovir alafenamide, Tenofovir disoproxil
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2018 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Controlled Trial of iTAB Plus Motivational Interviewing for PrEP Adherence in Transgender Individuals

NCT03086200
View directory record Official record
Conditions
Patient Adherence, HIV Seronegativity
Interventions
brief Motivational Interviewing
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
5
States / cities
Los Angeles, California • San Diego, California • Torrance, California
Source: ClinicalTrials.gov public record
Updated Sep 12, 2021 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 2 Interventional Results available

Rituximab and Combination Chemotherapy in Treating Patients With Newly Diagnosed, HIV-Associated Burkitt's Lymphoma

NCT00392834
View directory record Official record
Conditions
Lymphoma
Interventions
filgrastim, pegfilgrastim, rituximab, cyclophosphamide, cytarabine, doxorubicin hydrochloride, etoposide, ifosfamide, leucovorin calcium, liposomal cytarabine, methotrexate, therapeutic hydrocortisone, vincristine sulfate
Biological · Drug
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years to 120 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
13
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2018 · Synced Sep 21, 2026, 10:17 PM EDT
Completed Phase 2 Interventional Results available

Interventions for HIV Negative Men and Women Who Have High-risk Suspected Exposure to HIV

NCT00949234
View directory record Official record
Conditions
HIV Prevention, HIV Infections
Interventions
tenofovir + emtricitabine, lopinavir/ritonavir
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2017 · Synced Sep 21, 2026, 10:17 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

PrEP4U: Assessing the Effectiveness of Integrated Same-Day Lenacapavir Initiation and Follow-up Choice on PrEP Persistence

NCT07335289
View directory record Official record
Conditions
HIV Pre-exposure Prophylaxis Use
Interventions
Choice of follow up, Follow up via standard clinic
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 21, 2026, 10:17 PM EDT