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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Sponsor: National Institute of Allergy and Infectious Diseases (NIAID) Clear all
Completed Not applicable Interventional

A Pilot Study of Allogeneic Lymphocyte Transfer in HIV Infection

NCT00000852
View directory record Official record
Conditions
HIV Infections
Interventions
Allogeneic lymphocyte transfer
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 23, 2026, 5:43 PM EDT
Completed No phase listed Observational

Discontinuation of Antiretroviral Therapy in Patients With Asymptomatic HIV Infection

NCT00050284
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
34
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 18 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2010 · Synced Jul 23, 2026, 5:43 PM EDT
Completed No phase listed Observational

Noninvasive Methods to Monitor Graft Survival in Kidney Transplant Patients

NCT00308802
View directory record Official record
Conditions
Kidney Transplantation
Interventions
Kidney transplantation
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
7
States / cities
New Haven, Connecticut • Atlanta, Georgia • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2013 · Synced Jul 23, 2026, 5:43 PM EDT
Terminated Phase 2 Interventional

Stem Cell Transplantation After Reduced-Dose Chemotherapy for Patients With Sickle Cell Disease or Thalassemia

NCT00034528
View directory record Official record
Conditions
Hemoglobinopathies, Anemia, Sickle Cell, Hemoglobin SC Disease, Thalassemia, Thalassemia Major
Interventions
Busulfan, Fludarabine, FK506, Prednisone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 30, 2013 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Systems Biology of PNEUMOVAX®23 and PREVNAR 13®

NCT01307449
View directory record Official record
Conditions
Pneumococcal Infection
Interventions
PNEUMOVAX, Prevnar
Biological
Lead sponsor
Emory University
Other
Eligibility
25 Years to 89 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 1, 2018 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Safety and Local Tolerability of Intranasal Gel Formulations of XF-73

NCT01592214
View directory record Official record
Conditions
Staphylococcal Infection
Interventions
Placebo, XF-73 in 2% Klucel gel, XF-73 in 4% Klucel gel
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
2
States / cities
Anaheim, California • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 4, 2016 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Treg Therapy in Subclinical Inflammation in Kidney Transplantation

NCT02711826
View directory record Official record
Conditions
Kidney Transplant, Adult Living Donor Kidney Transplant Recipients, Renal Transplant, Living Kidney Donor
Interventions
Polyclonal Regulatory T Cells, Everolimus, Tacrolimus, Mycophenolate mofetil, Mycophenolic acid, Acetaminophen, Diphenhydramine, Biopsy, Kidney, Blood Draw, Leukapheresis, IS regimen conversion
Biological · Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
6
States / cities
Birmingham, Alabama • San Francisco, California • Aurora, Colorado + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional

A Study of Ribavirin in the Treatment of Patients With AIDS and AIDS-Related Problems

NCT00001015
View directory record Official record
Conditions
HIV Infections
Interventions
Ribavirin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
5
States / cities
San Diego, California • San Francisco, California • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional Results available

Sublingual Cockroach Safety in Adults With Cockroach Allergy & Perennial Allergic Rhinitis With or Without Asthma

NCT00434421
View directory record Official record
Conditions
Allergy, Asthma
Interventions
Glycerinated German cockroach allergenic extract, Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
5 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 10, 2015 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional

A Phase I Study of the Safety and Pharmacokinetics of Recombinant CD4 (rCD4) in Infants and Children Infected With or at Risk for HIV Infection

NCT00000984
View directory record Official record
Conditions
HIV Infections
Interventions
CD4 Antigens
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
6
States / cities
San Francisco, California • Stanford, California • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional

Effectiveness of Antiretroviral Therapy During Acute HIV Infection

NCT00705926
View directory record Official record
Conditions
HIV Infections
Interventions
Highly Active Antiretroviral Therapy (HAART), No treatment
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Jul 23, 2026, 5:43 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 Jul 23, 2026, 5:43 PM EDT
Terminated Phase 2 Interventional Results available

Effect of Ranitidine on Hyper-IgE Recurrent Infection (Job's) Syndrome

NCT00527878
View directory record Official record
Conditions
JOB's Syndrome, Hyper-IgE Recurrent Infection Syndrome, Immune Deficiency
Interventions
Ranitidine, Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 3, 2013 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Clinical Trial to Evaluate the Safety, Tolerability, and Pharmacokinetics of PGDM1400LS Alone and in Combination With VRC07-523LS and PGT121.414.LS in Healthy, HIV-uninfected Adult Participants

NCT05184452
View directory record Official record
Conditions
HIV Infections
Interventions
PGDM1400LS (5mg/kg, IV), PGDM1400LS (20mg/kg, IV), PGDM1400LS (20mg/kg, SC), PGDM1400LS (40mg/kg, IV), PGDM1400LS (40mg/kg, SC), PGDM1400LS (1.4g, IV), PGDM1400LS (1.4g, SC), VRC07-523LS (20mg/kg, IV), VRC07-523LS (20mg/kg, SC), VRC07-523LS (1.4g, IV), VRC07-523LS (1.4g, SC), VRC07-523LS (40mg/kg, IV), PGT121.414.LS (20mg/kg, IV), PGT121.414.LS (20mg/kg, SC), PGT121.414.LS (1.4g, IV), PGT121.414.LS (1.4g, SC), PGT121.414.LS (40mg/kg, IV)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
5
States / cities
San Francisco, California • Washington D.C., District of Columbia • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Jul 23, 2026, 5:43 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Vaginal Microbiome Seeding and Health Outcomes in Cesarean-delivered Neonates.

NCT03298334
View directory record Official record
Conditions
Cesarean Delivery Affecting Newborn, Obesity, Childhood, Intestinal Microbiome, Microbiota, Host Microbial Interactions, Gastrointestinal Microbiome
Interventions
Vaginal Seeding, No Vaginal Seeding
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
0 Days to 50 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2029
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 7, 2025 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 3 Interventional Results available

Efavirenz or Atazanavir/Ritonavir Given With Emtricitabine/Tenofovir Disoproxil Fumarate or Abacavir/Lamivudine in HIV Infected Treatment-Naive Adults

NCT00118898
View directory record Official record
Conditions
HIV Infections
Interventions
Abacavir/Lamivudine, Atazanavir, Efavirenz, Emtricitabine/Tenofovir disoproxil fumarate, Ritonavir, Abacavir/Lamivudine placebo, Emtricitabine/Tenofovir disoproxil fumarate placebo
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
16 Years and older
Enrollment
1,864 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
51
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 30 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Jul 23, 2026, 5:43 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Pharma-Pen (Formerly Innoject) Auto-injectory TIV

NCT00335855
View directory record Official record
Conditions
Influenza
Interventions
Auto-injector for IM/SC vaccine administration
Device
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2006
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Jul 23, 2026, 5:43 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Resistance to HIV Infection

NCT00069485
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1995
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 17, 2007 · Synced Jul 23, 2026, 5:43 PM EDT
Recruiting No phase listed Observational

Evaluation, Treatment and Monitoring of Patients With a Known or Suspected Parasitic Infection

NCT00001645
View directory record Official record
Conditions
Malaria, Intestinal Worms, GI Protozoa, Echiniococcus, Strongyloides
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1998
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Jul 23, 2026, 5:43 PM EDT
Completed No phase listed Observational

Hospital COVID-19 Surge and Associated Mortality Risk

NCT04688372
View directory record Official record
Conditions
Volume Outcome Relationship Among COVID-19 Inpatients in US Hospitals
Interventions
Surge Index
Other
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
144,116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 5, 2021 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional

A Clinical Trial To Evaluate the Toxicity and Antiviral Effects of a Range of Doses of Ampligen in p24 Antigen Positive HIV-Infected Patients With AIDS or ARC

NCT00000735
View directory record Official record
Conditions
HIV Infections
Interventions
Ampligen
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Jul 23, 2026, 5:43 PM EDT
Withdrawn Phase 2 Interventional

Lupus Immunosuppressive/Immunomodulatory Therapy or Stem Cell Transplant (LIST)

NCT00230035
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Leukapheresis, Non-myeloablative high dose immunosuppressive therapy conditioning (HDIT), Autologous CD34+HPC transplantation (HSCT), Plasmapheresis, Rabbit anti-thymocyte globulin, Methylprednisolone, Growth colony stimulating factor (G-CSF), Corticosteroids, Mycophenolate mofetil, Azathioprine, Intravenous immunoglobulin, Methotrexate, Rituximab, Leflunomide
Procedure · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
5
States / cities
La Jolla, California • Los Angeles, California • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Jul 23, 2026, 5:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to a West Nile Virus Vaccine (WN/DEN4-3'delta30) in Healthy Adults

NCT00094718
View directory record Official record
Conditions
West Nile Fever Encephalitis
Interventions
WN/DEN4-3'delta30, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
2
States / cities
Baltimore, Maryland • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 2, 2013 · Synced Jul 23, 2026, 5:43 PM EDT