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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HIV Seropositivity Clear all
Completed Phase 1 Interventional

Safety and Immune Response to a Prime-Boost Vaccination Schedule in HIV-infected Patients

NCT00270465
View directory record Official record
Conditions
HIV
Interventions
VRC-HIVDNA016-00-VP, VRC-HIVADV014-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Biobehavioral Interventions for HIV-negative, Stimulant Using Men Who Have Sex With Men

NCT01140880
View directory record Official record
Conditions
HIV Seroconversion, Stimulant Abuse
Interventions
Truvada
Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational

Relationship Between Fatigue and Mitochondrial Damage in Patients With HIV/AIDS

NCT00106795
View directory record Official record
Conditions
HIV Infections, Fatigue, HIV Positive, AIDS, Healthy Volunteer, HV
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational

Immune Response to Hepatitis C Virus

NCT00006301
View directory record Official record
Conditions
Hepatitis C
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2015
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland • Silver Spring, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2019 · Synced Jul 22, 2026, 8:19 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

A Registry Study of COVID-19 Serologic and Virologic Testing to Accelerate Recovery and Transition

NCT04573634
View directory record Official record
Conditions
Covid19, SARS-CoV Infection
Interventions
Not listed
Lead sponsor
Jill M Kolesar
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Phase 4 Interventional Results available

Alcohol Research Consortium in HIV-Intervention Research Arm

NCT02938377
View directory record Official record
Conditions
HIV Positive, Alcohol Use
Interventions
Computerized Brief Intervention (CBI), CBT4CBT, Recommendation and Counseling for Alcohol Pharmacotherapy
Behavioral · Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
4,985 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
2
States / cities
Birmingham, Alabama • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational

The Neuropsychiatric Evaluation of HIV-Positive and Negative Drug Using Individuals: Study 215

NCT01034800
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2009 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational

Effects of Potent Antiretroviral Therapy on Kaposi s Sarcoma

NCT00006171
View directory record Official record
Conditions
HIV Seropositivity, Kaposi's Sarcoma, HIV Infections
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
13 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Early Phase 1 Interventional

Statins for Pulmonary and Cardiac Complications of Chronic HIV - Coordinating Center

NCT01881971
View directory record Official record
Conditions
HIV Seropositivity
Interventions
Placebo, Rouvastatin calcium
Drug
Lead sponsor
Alison Morris
Other
Eligibility
18 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Los Angeles, California • San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Jul 22, 2026, 8:19 PM EDT
Active, not recruiting Phase 2 Interventional

Immunogenicity of the 9-Valent Human Papillomavirus Recombinant Vaccine in People With Idiopathic CD4 T Cell Lymphocytopenia

NCT03519464
View directory record Official record
Conditions
Idiopathic CD4 T Cell Lymphocytopenia
Interventions
Gardasil 9
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effect of Genetics on Metabolism of Efavirenz

NCT00245986
View directory record Official record
Conditions
Metabolism
Interventions
Blood draw
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 55 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 8:19 PM EDT
Terminated Phase 2 Interventional

Safety and Efficacy of Ampligen in the Treatment of HIV Patients Failing HAART

NCT00035581
View directory record Official record
Conditions
HIV Seropositivity, HIV Infection
Interventions
poly I-poly C12U
Drug
Lead sponsor
AIM ImmunoTech Inc.
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
7
States / cities
Fountain Valley, California • Norwalk, Connecticut • Washington D.C., District of Columbia + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2013 · Synced Jul 22, 2026, 8:19 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

This Study Evaluates the ALPCO Syphilis-T and Syphilis-NT CLIA Kits for Detecting Syphilis Antibodies in Serum and Plasma. Samples From At-risk, HIV-positive, Pregnant, and Healthy Individuals Will Assess Assay Performance Versus Established Comparator Tests.

NCT07089836
View directory record Official record
Conditions
Treponema Pallidum, Treponema Pallidum Infection, Syphilis Infection, Serum, Plasma, Blooddraw, Sexually Transmitted Infection (STI)
Interventions
ALPCO Syphilis-T, ALPCO Syphilis-NT CLIA Kits
Device
Lead sponsor
American Laboratory Products Company
Industry
Eligibility
13 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
6
States / cities
Lancaster, California • Los Angeles, California • North Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Complementary & Alternative Medicine Use in HIV+ Latinos in the US-Mexico Border

NCT01152684
View directory record Official record
Conditions
HIV Positive
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
San Ysidro, California
Source: ClinicalTrials.gov public record
Updated Feb 6, 2020 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

The Healthy Life Choices Project in HIV-Positive Patients

NCT00017810
View directory record Official record
Conditions
Diarrhea, HIV Infections
Interventions
Dietary intervention, HIV Self-Care
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2003
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2021 · Synced Jul 22, 2026, 8:19 PM EDT
Not listed Phase 4 Interventional

Open Label, Pilot Study of Darunavir Boosted by Cobicistat in Combination With Rilpivirine to Treat HIV+ Naïve Subjects

NCT02404233
View directory record Official record
Conditions
HIV Positive
Interventions
darunavir/cobicistat, rilpivirine
Drug
Lead sponsor
Therapeutic Concepts
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 30, 2015 · Synced Jul 22, 2026, 8:19 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Mobile Media-Rich Interactive Guideline System (MMRIGS) Pilot Study

NCT02302859
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Nicotine Patch, Questionnaires, Pamphlet, Phone Counseling Sessions, Saliva Test, Smart phone
Drug · Behavioral · Other + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 26, 2020 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study of Immune System Activity in Healthy Adults

NCT00014053
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
9
States / cities
San Francisco, California • Denver, Colorado • Honolulu, Hawaii + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2008 · Synced Jul 22, 2026, 8:19 PM EDT
Not listed Not applicable Interventional

Telephone Counseling to Enhance the Quality and Safety of Romantic and Sexual Relationships in People Living and Aging With HIV

NCT03004170
View directory record Official record
Conditions
HIV Seropositivity
Interventions
Telephone-Administered Motivational Interviewing Plus Behavioral Skills Training, Telephone-Administered Coping Effectiveness Training
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
50 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Jul 22, 2026, 8:19 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Hybrid Type I Effectiveness-Implementation Trial of a Social Network Support Intervention

NCT05723653
View directory record Official record
Conditions
HIV Seropositivity
Interventions
Social Network Support Intervention
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 49 Years
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
7
States / cities
Birmingham, Alabama • Huntsville, Alabama • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 22, 2026, 8:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Safer Conception Intervention for HIV-1 Serodiscordant Couples

NCT03030768
View directory record Official record
Conditions
HIV Seropositivity, Pregnancy, High-Risk
Interventions
PrEP, Counseling on timed condomless sex, ART and PrEP adherence
Drug · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 49 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project Hope: Hospital Visit is an Opportunity for Prevention and Engagement With HIV-positive Crack Users

NCT00447798
View directory record Official record
Conditions
HIV Infections, Crack Cocaine Use, Risky Sexual Behavior
Interventions
Prevention Care Advocate
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
413 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
2
States / cities
Miami, Florida • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2015 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

Comparison of HIV Clinic-based Treatment With Buprenorphine Versus Referred Care in Heroin-dependent Participants

NCT00130819
View directory record Official record
Conditions
Opiate Dependence, HIV Seropositivity, HIV Infections
Interventions
Clinic-based substance abuse treatment with buprenorphine, Case management and referred substance abuse treatment
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Jul 22, 2026, 8:19 PM EDT
Completed Not applicable Interventional

A Study of Zidovudine in HIV-Infected Patients With Liver Disease

NCT00001001
View directory record Official record
Conditions
HIV Infections, Liver Diseases
Interventions
Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
5
States / cities
Boston, Massachusetts • Worcester, Massachusetts • Chapel Hill, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 22, 2026, 8:19 PM EDT