Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 2, 2026, 3:55 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 3,394 matching trials from the live ClinicalTrials.gov search.
Conditions
Influenza, Swine-origin A/H1N1 Influenza
Interventions
Monovalent Subvirion A/H1N1 Influenza vaccine (7.5 µg of HA), Monovalent Subvirion A/H1N1 Influenza vaccine (15 µg of HA), Monovalent Subvirion A/H1N1 Influenza vaccine (30 µg of HA), Normal saline solution (placebo)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
849 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
15
States / cities
Hoover, Alabama • Chandler, Arizona • Phoenix, Arizona + 12 more
Conditions
COVID-19 Disease
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Monovalent H5N1 Vaccine GSK1557484A in Children 6 Months to < 18 Years of Age

NCT01310413
Conditions
Influenza, Influenza Vaccines
Interventions
Influenza A (H5N1) Virus monovalent vaccine, Saline placebo
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months to 17 Years
Enrollment
842 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
11
States / cities
Paramount, California • Sacramento, California • Newton, Kansas + 8 more
Conditions
COVID-19
Interventions
PUL-042 Inhalation Solution, Placebo
Drug
Lead sponsor
Pulmotect, Inc.
Industry
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
11
States / cities
Orange, California • San Bernardino, California • Coral Gables, Florida + 7 more
Conditions
COVID-19
Interventions
AZD7442, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
24
States / cities
Jasper, Alabama • Tucson, Arizona • Long Beach, California + 17 more
Conditions
Neoplasm Metastasis
Interventions
PF-07265807, Sasanlimab, Axitinib
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
25
States / cities
Fayetteville, Arkansas • Rogers, Arkansas • Springdale, Arkansas + 9 more
Completed Not applicable Interventional Accepts healthy volunteers

Cell-Mediated Immune Responses to Influenza A/H5N1 Vaccine

NCT00311727
Conditions
Influenza
Interventions
Influenza A/H5N1
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
339 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
3
States / cities
Baltimore, Maryland • Rochester, New York • Nashville, Tennessee
Conditions
Anxiety, Depression, Traumatic Stress Disorder
Interventions
Unified Protocol for COVID-19 Parenting Stress (UP-COVID), SHG
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Miami, Florida
Conditions
Respiratory Infections
Interventions
Release of test results
Other
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Rochester, New York
Conditions
Influenza A
Interventions
Influenza Fluzone vaccine
Biological
Lead sponsor
La Jolla Institute for Immunology
Other
Eligibility
18 Years to 64 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
La Jolla, California
Conditions
Infection in Solid Organ Transplant Recipients, Complications of Organ Transplant, Respiratory Viral Infection
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Up to 18 Years
Enrollment
2,669 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
COVID-19
Interventions
Acalabrutinib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
31
States / cities
Anniston, Alabama • Mobile, Alabama • Escondido, California + 25 more
Conditions
Respiratory Virus Infection
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 18 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Post-acute COVID-19 (PACS), or "long COVID" Syndrome
Interventions
Surveys
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Murray, Utah
Conditions
COVID-19
Interventions
Sesderma LACTYFERRIN™ Forte and Sesderma ZINC Defense™, Placebo
Drug
Lead sponsor
Jose David Suarez, MD
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Miami, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Cranberry Supplementation, Viral Defense, Antibody Response to the Flu Shot

NCT04597554
Conditions
Nutrition Immunology
Interventions
Cranberry, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
40 Years to 80 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
Hepatitis C Virus Infection
Interventions
SOF/VEL/VOX, SOF/VEL
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
30
States / cities
Long Beach, California • Los Angeles, California • Palo Alto, California + 27 more
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Safety, Immunogenicity, and Efficacy of INO-4800 for COVID-19 in Adults at High Risk of SARS-CoV-2 Exposure

NCT04642638
Conditions
Coronavirus Infection, Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), COVID-19 Disease
Interventions
INO-4800, CELLECTRA® 2000, Placebo
Drug · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
1,307 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
16
States / cities
Chandler, Arizona • Phoenix, Arizona • Tempe, Arizona + 12 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Self-Administered Nasal Influenza Feasibility Study

NCT01933048
Conditions
Influenza
Interventions
FluMist
Drug
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years to 49 Years
Enrollment
1,077 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
2
States / cities
San Diego, California • Fort Sam Houston, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Novel Point-of-Care Diagnostic Test for SARS-CoV-2 (COVID-19)

NCT04513990
Conditions
COVID-19 Infection
Interventions
Biospecimen Collection, Questionnaire Administration
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
257 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Houston, Texas
Conditions
Sinusitis
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
4 Years to 7 Years
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Madison, Wisconsin
Conditions
Atherosclerosis, Chlamydia Infections, Cytomegalovirus Infections, Pneumonia, Bacterial, Postmenopause
Interventions
Estrogen therapy
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Respiratory Tract Infection
Interventions
RSV Vaccine, Tdap, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
713 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
16
States / cities
Stockbridge, Georgia • Honolulu, Hawaii • Wichita, Kansas + 12 more
Conditions
Influenza
Interventions
GSK Biologicals' influenza vaccine GSK2186877A, GSK Biologicals' Fluarix
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Houston, Texas