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Showing 1–24 of 4,226 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Immunologic Deficiency Syndromes Clear all
Withdrawn Phase 1 Interventional Accepts healthy volunteers

VH3739937 Phase 1 Multiple Ascending Dose (MAD) Study in Healthy Volunteers Including Relative Bioavailability (RBA), Optional Food Effect (FE), and Drug-drug Interaction (DDI)

NCT06533280
View directory record Official record
Conditions
HIV Infections
Interventions
Part A, C and D: VH3739937 500 mg, Part A: VH3739937 100 mg, Part A and C: Placebo, Part B: Treatment A, Part B: Treatment B, Part B: Treatment C, Part B: Treatment D, Part B: Treatment E, Part D: Probe cocktail
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 21, 2025 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Multicenter, Randomized Trial to Evaluate the Safety and Immunogenicity of a Recombinant Vaccinia-HIV Envelope Vaccine (HIVAC-1e) in Combination With a Panel of Subunit Recombinant HIV Envelope Vaccines

NCT00000746
View directory record Official record
Conditions
HIV Infections
Interventions
rgp120/HIV-1 SF-2, Env 2-3, HIVAC-1e, gp160 Vaccine (MicroGeneSys)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1994
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Randomized, Double-Blind, Placebo-Controlled, Clinical Trial to Compare the Safety and Immunogenicity of Recombinant Envelope Protein rgp120/HIV-1SF2 (BIOCINE) Combined With Seven Adjuvants in Healthy HIV-1 Uninfected Individuals

NCT00001042
View directory record Official record
Conditions
HIV Infections
Interventions
Aluminum hydroxide, Lipid A, Monophosphoryl, Lipid A, Liposome-encapsulated monophosphoryl, Syntex adjuvant formulation, MF59, Threonyl Muramyl Dipeptide, rgp120/HIV-1 SF-2, MTP-PE/MF59
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1996
U.S. locations
3
States / cities
St Louis, Missouri • Rochester, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 22, 2026, 10:45 AM EDT
Recruiting Not applicable Interventional

SCOPE Analytic Treatment Interruption Protocol

NCT04359186
View directory record Official record
Conditions
HIV/AIDS
Interventions
Treatment Interruption Arm
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 3 Interventional Results available

Infrared Coagulator Ablation or Observation in Preventing Anal Cancer in HIV-Positive Patients With Anal Neoplasia

NCT01164722
View directory record Official record
Conditions
Anal Cancer, Neoplasm of Uncertain Malignant Potential, Nonneoplastic Condition, Precancerous Condition
Interventions
clinical observation, infrared photocoagulation therapy
Other · Device
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
27 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional

Randomized Study of Two Doses of Oral Valacyclovir in Immunocompromised Patients With Uncomplicated Herpes Zoster

NCT00006131
View directory record Official record
Conditions
Herpes Zoster, Immunologic Deficiency Syndromes
Interventions
Valacyclovir
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1997
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2007 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 1 Interventional

Randomized, Phase I/II, Dose-Ranging, Open-Label Trial of the Anti-HIV Activity of Delavirdine Mesylate (DLV; U-90,152S)

NCT00000810
View directory record Official record
Conditions
HIV Infections
Interventions
Delavirdine mesylate, Zidovudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
10
States / cities
Stanford, California • Aurora, Colorado • Washington D.C., District of Columbia + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 22, 2026, 10:45 AM EDT
Terminated Phase 4 Interventional Results available

Raltegravir vs. Lopinavir/Ritonavir, Both in Combination With Truvada, in HIV+ Treatment Naive Individuals

NCT00632970
View directory record Official record
Conditions
HIV Infections
Interventions
Raltegravir, Lopinavir/Ritonavir, Truvada
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional

An Open-Label Study of the Safety and Efficacy of Cidofovir for the Treatment of Relapsing Cytomegalovirus Retinitis in Patients With AIDS

NCT00002142
View directory record Official record
Conditions
Cytomegalovirus Retinitis, HIV Infections
Interventions
Cidofovir, Probenecid
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
13 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional Results available

Improving Treatment and Retention Adherence in Nontraditional Settings

NCT04973254
View directory record Official record
Conditions
HIV Infections
Interventions
CAB-RPV LA, Standard treatment within an HIV clinic
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 3 Interventional Results available

Study to Identify and Determine Best Implementation Practices for Injectable Cabotegravir+Rilpivirine in the United States (US)

NCT04001803
View directory record Official record
Conditions
HIV Infections
Interventions
CAB LA+RPV LA
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
9
States / cities
Sacramento, California • Washington D.C., District of Columbia • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Jul 22, 2026, 10:45 AM EDT
Active, not recruiting Phase 3 Interventional

A Study About the Long-Term Safety of TAK-881 in People With Primary Immunodeficiency Diseases

NCT06076642
View directory record Official record
Conditions
Primary Immunodeficiency Diseases (PID)
Interventions
TAK-881, Koru 24 G HIgH Flo Subcutaneous Safety Needle Set (investigational in the US)
Biological · Device
Lead sponsor
Takeda
Industry
Eligibility
2 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
13
States / cities
Irvine, California • Walnut Creek, California • Denver, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 2 Interventional

A Study of Viracept in AIDS Patients With Mycobacterium Avium Complex Disease (MAC)

NCT00002170
View directory record Official record
Conditions
Mycobacterium Avium-Intracellulare Infection, HIV Infections
Interventions
Nelfinavir mesylate
Drug
Lead sponsor
Agouron Pharmaceuticals
Industry
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
5
States / cities
San Diego, California • Torrance, California • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional

A Study of Two Anti-HIV Drug Combinations

NCT00002203
View directory record Official record
Conditions
HIV Infections
Interventions
Lamivudine/Zidovudine, Lamivudine, Zidovudine
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
6
States / cities
Beverly Hills, California • Los Angeles, California • Chapel Hill, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional

Smoking Cessation for HIV/AIDS Patients

NCT00502827
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Cell Phone Intervention, Recommended Standard of Care
Behavioral · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
706 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2015
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 25, 2016 · Synced Jul 22, 2026, 10:45 AM EDT
Recruiting Early Phase 1 Interventional

Expanded Access Protocol Using CD3+/CD19+ Depleted PBSC

NCT02356653
View directory record Official record
Conditions
Leukemia, Inborn Errors of Metabolism, Bone Marrow Failure Syndromes, Immunodeficiencies, Immunodysregulation Polyendocrinopathy Enteropathy X-linked Syndrome
Interventions
Transplant of stem cells with CD3+/CD19+ depletion (CliniMACs)
Biological
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 30 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Jul 22, 2026, 10:45 AM EDT
Completed No phase listed Observational

A Comparison of Adherence Rates to Ritonavir and Its Accompanying Protease Inhibitor

NCT00432783
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 26, 2018 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Multimedia Technologies to Disseminate an HIV Prevention

NCT01863537
View directory record Official record
Conditions
HIV Infection
Interventions
Multimedia Connect, Traditional Connect
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2013 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 2 Interventional

Stem Cell Transplantation to Treat Leukocyte Adhesion Deficiency

NCT00031005
View directory record Official record
Conditions
Leukocyte-Adhesion Deficiency Syndrome
Interventions
modified stem cell transplant
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 1 Interventional

Omalizumab to Treat Hyper-IgE (Job's) Syndrome

NCT00260702
View directory record Official record
Conditions
Hyper-IgE Syndrome, Job's Syndrome
Interventions
Omalizumab (Xolair)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Years to 76 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate Efficacy, Safety and Tolerability in Antiretroviral Therapy (ART)-Experienced Participants of at Least 50 Years of Age Living With Human Immunodeficiency Virus (HIV) With Virologic Suppression Who Switch to DTG/3TC FDC From BIC/FTC/TAF

NCT05911360
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
DTG/3TC
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
50 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
24
States / cities
Phoenix, Arizona • Bakersfield, California • Palm Springs, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 2 Interventional Results available

Inflammatory Pathogenesis of Coronary Atherosclerosis in HIV

NCT02624180
View directory record Official record
Conditions
Coronary Artery Disease, Human Immunodeficiency Virus
Interventions
Colchicine, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Early Phase 1 Interventional

Optimized Antiretroviral Therapy During Allogeneic Hematopoietic Stem Cell Transplantation in HIV-1 Individuals

NCT01836068
View directory record Official record
Conditions
HIV
Interventions
Enfuvirtide
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 22, 2021 · Synced Jul 22, 2026, 10:45 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Evaluating the Safety and Immunogenicity of ALVAC-HIV and MF59®- or AS01B-adjuvanted Bivalent Subtype C gp120 in Healthy, HIV-uninfected Adult Participants

NCT03122223
View directory record Official record
Conditions
HIV Infections
Interventions
ALVAC-HIV (vCP2438), Bivalent subtype C gp120/MF59, Bivalent subtype C gp120/AS01(B), Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
9
States / cities
San Francisco, California • Decatur, Georgia • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Jul 22, 2026, 10:45 AM EDT