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Showing 1–24 of 256 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HIV Seronegativity Clear all
Completed Phase 2 Interventional

Behavior Change and Maintenance Intervention for HIV+ MSM Methamphetamine Users

NCT00432926
View directory record Official record
Conditions
HIV Infections, Substance Abuse, Sexually Transmitted Diseases
Interventions
EDGE counseling, no maintenance, EDGE counseling, plus maintenance, Attention control
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Male only
Enrollment
429 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 27, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Observer-Blind, Placebo-Controlled Study of the Chiron Vaccine HIV p24/MF59 Administered to Healthy HIV-Seronegative Adults

NCT00002204
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
HIV p24/MF59 Vaccine
Biological
Lead sponsor
Chiron Corporation
Industry
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Maintaining HIV Prevention Gains in Female Adolescents

NCT00161343
View directory record Official record
Conditions
HIV Infection, Sexually Transmitted Diseases
Interventions
Health Improvement Project for Teens on HIV Prevention
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
15 Years to 19 Years · Female only
Enrollment
640 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 5, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional

Computer Assisted Rx Education for HIV-Positives: CARE+

NCT00443378
View directory record Official record
Conditions
HIV Infections, Acquired Immunodeficiency Syndrome
Interventions
CARE+
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 28, 2008 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Trial To Evaluate the Safety and Immunogenicity of the UBI HIV-1MN PND Peptide Immunogen, Given by IM Injection, in Combination With the UBI Microparticulate Monovalent HIV-1 MN Branched Peptide Given Orally, in HIV-1 Uninfected Volunteers.

NCT00000846
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-1 Peptide Vaccine, Microparticulate Monovalent, HIV-1 Peptide Immunogen, Multivalent
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
U.S. locations
3
States / cities
Birmingham, Alabama • Rochester, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 11:31 AM EDT
Completed No phase listed Observational

HIV Testing in the Emergency Department at Baystate Medical Center: A Pilot Program

NCT00987194
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
Baystate Medical Center
Other
Eligibility
18 Years and older
Enrollment
1,087 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2010 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immune Response Study of High-Dose Canarypox ALVAC-HIV Vaccine in Healthy, HIV Uninfected Adults

NCT00027261
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
ALVAC(2)120(B,MN)GNP (vCP1452)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2005
U.S. locations
13
States / cities
Birmingham, Alabama • San Francisco, California • Baltimore, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2021 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional

HIV-1 Vaccine Test in Uninfected Adult Volunteers

NCT00047931
View directory record Official record
Conditions
HIV Seronegativity, AIDS Vaccines
Interventions
VRC-HIVDNA009-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Multicenter, Randomized, Double-Blind, Placebo-Controlled HIV-1 Vaccine Trial to Evaluate the Safety and Immunogenicity of rgp120/HIV-1MN (Genentech) in Combination With QS21 Adjuvant and/or Alum in Healthy Adults.

NCT00001044
View directory record Official record
Conditions
HIV Infections
Interventions
Aluminum hydroxide, QS-21, rgp120/HIV-1MN
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1995
U.S. locations
4
States / cities
St Louis, Missouri • Rochester, New York • Pittsburgh, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of the EnvPro HIV Vaccine in Healthy Volunteers

NCT00076947
View directory record Official record
Conditions
HIV Infections
Interventions
EnvPro
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 20, 2008 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional

Specialized Cognitive-Behavioral Counseling Intervention to Reduce HIV Transmission Risk Behavior in HIV-Infected Men

NCT00218712
View directory record Official record
Conditions
HIV Infections
Interventions
Cognitive behavioral intervention, Standard counseling
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Training Community Members to Deliver HIV Prevention Programs to Urban Youth

NCT00859144
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Be Proud! Be Responsible!, Becoming A Responsible Teen (BART), Reducing the Risk
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
12 Years to 60 Years
Enrollment
901 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 2 Interventional

Brief Introductory Therapy for Opioid Dependence

NCT00406484
View directory record Official record
Conditions
Opiate Dependence, HIV Infections
Interventions
Standard drug counseling, BDRC
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Jul 21, 2026, 11:31 AM 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 Jul 21, 2026, 11:31 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

An Imaging Trial of the Distribution of Topical Gel Formulations in the Human Vagina

NCT00214747
View directory record Official record
Conditions
HIV Infections
Interventions
Vehicle gel formulations
Drug
Lead sponsor
Biosyn
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 24, 2005 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional Results available

Two Approaches to Routine HIV Testing in a Hospital Emergency Department

NCT01258582
View directory record Official record
Conditions
HIV Infections
Interventions
Oral HIV screening, Fingerstick HIV screening
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,651 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 12, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

HIV and Genital Herpes Among High-Risk Men Who Have Sex With Men (MSM) in Lima, Peru

NCT00023582
View directory record Official record
Conditions
HIV Infections, Herpes Genitalis, HIV Seronegativity, Syphilis
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 7, 2008 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Development and Evaluation of an HIV, STD, and Pregnancy Prevention Program for Middle School Students

NCT00161382
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Diseases, Pregnancy
Interventions
HIV, STD, and pregnancy prevention curriculum, Standard sexual education curriculum
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
11 Years to 16 Years
Enrollment
3,007 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 7, 2014 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

HIV, Abuse, and Psychiatric Disorders Among Youth

NCT00603369
View directory record Official record
Conditions
HIV Infections
Interventions
group intervention
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
13 Years to 19 Years
Enrollment
212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2007
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 5, 2009 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Multicenter, Randomized, Placebo-Controlled, Double-Blind Trial to Evaluate the Safety and Immunogenicity of the Therion Recombinant Vaccinia-HIV-1 IIIB ENV/GAG/POL Vaccine (TCB-3B) and MN RGP 120/HIV-1 In Alum.

NCT00000866
View directory record Official record
Conditions
HIV Infections
Interventions
MN rgp120/HIV-1, TBC-3B Vaccine
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 1999
U.S. locations
4
States / cities
Baltimore, Maryland • St Louis, Missouri • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a DNA HIV Vaccine Followed by an Adenoviral Vaccine Boost Given Three Different Ways to HIV Uninfected Adults

NCT00384787
View directory record Official record
Conditions
HIV Infections
Interventions
VRC-HIVDNA009-00-VP, VRC-HIVADV014-00-VP
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
6
States / cities
Birmingham, Alabama • Boston, Massachusetts • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2021 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Examining the Role of Genetics in Determining the Immune Response to an HIV Vaccine in HIV-Uninfected Adult Twins

NCT01054872
View directory record Official record
Conditions
HIV Infections
Interventions
HIV-1 DNA plasmid vaccine, HIV-1 recombinant Ad5 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 14, 2021 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial to Evaluate Ad35-GRIN/ENV HIV Vaccine in Healthy Adult Volunteers

NCT00851383
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Ad35-GRIN/ENV, Ad35-GRIN
Biological
Lead sponsor
International AIDS Vaccine Initiative
Network
Eligibility
18 Years to 50 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2012 · Synced Jul 21, 2026, 11:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

HIV Testing Strategies in the Perinatal Setting

NCT00503308
View directory record Official record
Conditions
HIV Infections, Pregnancy Related
Interventions
Abbreviated HIV test counseling
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
16 Years and older · Female only
Enrollment
281 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 21, 2015 · Synced Jul 21, 2026, 11:31 AM EDT