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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HIV Seronegative Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of GENEVAX-HIV, a Possible Vaccine

NCT00002232
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
APL 400-003
Biological
Lead sponsor
Wyeth-Lederle Vaccines
Industry
Eligibility
18 Years to 60 Years
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 2 Interventional Results available

VGX-3100 Delivered Intramuscularly (IM) Followed by Electroporation (EP) for the Treatment of HPV-16 and/or HPV-18 Related Anal or Anal/Peri-Anal, High Grade Squamous Intraepithelial Lesion (HSIL) in Individuals Seronegative for Human Immunodeficiency Virus (HIV)-1/2

NCT03499795
View directory record Official record
Conditions
Anal Neoplasm
Interventions
VGX-3100, CELLECTRA™ 5PSP
Biological · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 13, 2023 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluating the Safety and Pharmacokinetics of PC-1005 Administered Rectally to HIV-1 Seronegative Adults

NCT03408899
View directory record Official record
Conditions
HIV Infections
Interventions
PC-1005 gel
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Birmingham, Alabama • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Sep 3, 2026, 3:10 PM 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, 3:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Drug Interactions of Amprenavir and Efavirenz, in Combination With a Second Protease Inhibitor, in HIV-Negative Volunteers

NCT00005762
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Ritonavir, Amprenavir, Nelfinavir mesylate, Efavirenz, Saquinavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
8
States / cities
Palo Alto, California • Aurora, Colorado • Honolulu, Hawaii + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Partner Services Pre-exposure Prophylaxis (PS-PrEP)

NCT02749955
View directory record Official record
Conditions
HIV Transmission, Transtheoretical Model of Change
Interventions
PS-PrEP Intervention Group, PrEPLine Control Group
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Pharmacokinetics and Acceptability of PC-1005 for Vaginal Use

NCT02033109
View directory record Official record
Conditions
HIV
Interventions
PC-1005, HEC gel
Drug
Lead sponsor
Population Council
Other
Eligibility
19 Years to 49 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 14, 2017 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 2 Interventional Results available

Topical Metronidazole and Miconazole Co-formulated Vaginal Suppositories for Preventing Vaginal Infections in HIV-seronegative Women

NCT01230814
View directory record Official record
Conditions
Bacterial Vaginosis, Candidiasis, Trichomoniasis
Interventions
Neo-Penotran® Forte (active ingredient Metronidazole & Miconazole Nitrate), Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 5, 2014 · Synced Sep 3, 2026, 3:10 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

HIV Candidate Vaccine, ALVAC-HIV-1, Administration in HIV-Negative Adults

NCT00013572
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
ALVAC-HIV MN120TMG (vCP205)
Biological
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Co-Administration Of Fosamprenavir With Methadone: A Drug Interaction Study.

NCT00481182
View directory record Official record
Conditions
Healthy Subjects
Interventions
fosamprenavir + ritonavir + methadone
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
2
States / cities
Baltimore, Maryland • Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2009 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Safety and Immunogenicity Study of HIV p17/p24:Ty-VLP in HIV-1 Seronegative Subjects

NCT00001053
View directory record Official record
Conditions
HIV Infections
Interventions
HIV p17/p24:Ty-VLP, Aluminum hydroxide
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1996
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Safety and Immunogenicity Trial of UBI Microparticulate Monovalent HIV-1 MN Peptide Immunogen in HIV-1 Seronegative Human Subjects

NCT00000798
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-1 Peptide Vaccine, Microparticulate Monovalent
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
Baltimore, Maryland • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Safety and Immunogenicity Trial of UBI Multivalent HIV-1 Peptide Immunogen in HIV-1 Seronegative Human Subjects

NCT00000795
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-1 Peptide Immunogen, Multivalent
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 8, 2008 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Acceptability Study of the UC-781 Microbicide Gel Applied Rectally

NCT00408538
View directory record Official record
Conditions
HIV Infections
Interventions
UC-781 microbicide gel (0.1% and 0.25%), placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 3, 2009 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Rectal Microbicide Safety and Acceptability Trial of Topically Applied Tenofovir Compared With Oral Tablet

NCT00984971
View directory record Official record
Conditions
HIV Prevention, HIV Infections
Interventions
Tenofovir, HEC Placebo, Open label tenofovir tablet
Drug
Lead sponsor
CONRAD
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Los Angeles, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2015 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Pharmacokinetic Study of Oral Maraviroc and Maraviroc 1% Gel in HIV-1 Seronegative Adults

NCT02346084
View directory record Official record
Conditions
HIV/AIDS
Interventions
Maraviroc 300 mg tablet (PO) and Maraviroc 1% gel (PR and PV)
Drug
Lead sponsor
International Partnership for Microbicides, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 7, 2017 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Immune Response to an HIV DNA Plasmid Vaccine Prime Followed by Adenovirus Boost in HIV-uninfected Individuals

NCT00955006
View directory record Official record
Conditions
HIV Infections
Interventions
VRC-HIVDNA-016-00-VP, VRCHIVADV014-00-VP
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 13, 2021 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rectal Microbicide Acceptability, Tolerability and Adherence

NCT03671239
View directory record Official record
Conditions
HIV Prevention
Interventions
Placebo rectal insert, Placebo rectal suppository, Placebo rectal douche
Behavioral
Lead sponsor
Microbicide Trials Network
Network
Eligibility
18 Years to 35 Years
Enrollment
217 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Birmingham, Alabama • San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 19, 2023 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Compare Three Different Formulations of Tenofovir 1% Gel When Administered Rectally

NCT01575405
View directory record Official record
Conditions
HIV Prevention
Interventions
Rectal formulation (RF) of tenofovir 1% gel, Vaginal formulations (original VF and reduced vaginal glycerin formulation RGVF) of tenofovir 1% gel, Universal HEC Placebo Gel Formulation
Drug
Lead sponsor
Ian McGowan
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
2
States / cities
Los Angeles, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 6, 2013 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to See Whether Two HIV Vaccines Are Safe and Can Prevent HIV Infection

NCT00004579
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
gp160 MN/LAI-2, ALVAC-HIV MN120TMG (vCP205)
Biological
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1998
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 3, 2026, 3:10 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Dapivirine Gel Rectal Safety and PK Study

NCT03044379
View directory record Official record
Conditions
HIV 1 Infection
Interventions
Dapivirine gel (0.05%), Universal HEC placebo gel
Drug · Other
Lead sponsor
International Partnership for Microbicides, Inc.
Industry
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 7, 2017 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Safety, Acceptability, Pharmacokinetics, and ex Vivo Pharmacodynamics of TMC278 Long Acting Formulation in HIV-1 Seronegative Participants

NCT01656018
View directory record Official record
Conditions
Healthy
Interventions
TMC278, Long acting (LA)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 45 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Drug Interaction Potential Between Dolutegravir and Simeprevir in HIV/HCV Seronegative Volunteers

NCT02404805
View directory record Official record
Conditions
HIV, Hepatitis C
Interventions
dolutegravir, simeprevir
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Sep 3, 2026, 3:10 PM EDT
Completed Phase 1 Interventional

Immune Responses to Two Experimental HIV Vaccines in Healthy Adults

NCT01386489
View directory record Official record
Conditions
HIV Negative, Adaptive Immunity, Innate Immunity
Interventions
VRC-HIVDNA016-00-VP, VRC-HIVADV014-00-VP
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 3, 2026, 3:10 PM EDT