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ClinicalTrials.gov public records Last synced Jul 21, 2026, 10:25 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Tfh Dysfunction in HIV and Aging

NCT04487041
Conditions
Human Influenza
Interventions
Standard dose influenza vaccination, High dose influenza vaccination
Biological
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Miami, Florida
Conditions
Human Papilloma Virus, HPV, Post Partum
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 26 Years · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Conditions
Malaria
Interventions
P. vivax challenge agent derived from PvHMB-CCE001
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 54 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Influenza Vaccination
Interventions
Fact Only Education Message, Fact and Myth Educational Message, Fact, Myth, Why Educational Message, Control Educational Message
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
50 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Beta-glucan and Immune Response to Influenza Vaccine

NCT05074303
Conditions
Healthy Aging
Interventions
Influenza Vaccine, Beta-glucan, Placebo
Biological · Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 100 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Covid19
Interventions
VXA-CoV2-1
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 54 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cypress, California
Conditions
COVID-19, Trust
Interventions
Community-led discussion
Behavioral
Lead sponsor
Old Dominion University
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Norfolk, Virginia
Conditions
Staphylococcal Infections
Interventions
SA4Ag vaccine, Blood sample
Biological · Procedure
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
2
States / cities
Hollywood, Florida • South Miami, Florida
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Analysis of Bone Marrow and Blood B Cell Immune Responses to Influenza Vaccination

NCT02485639
Conditions
Influenza, Influenza Immunisation
Interventions
Influenza Virus Vaccine Inactivated
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety Study of Hepatitis E Vaccine (HEV239)

NCT03827395
Conditions
Hepatitis E, Immunisation
Interventions
HEV 239, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Alzheimer's Disease
Interventions
LY2062430, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
55 Years and older
Enrollment
1,040 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
16
States / cities
Tucson, Arizona • Los Angeles, California • San Diego, California + 13 more
Not listed Phase 4 Interventional Accepts healthy volunteers

Effect of Influenza Vaccination on Donor Egg Recipient Outcomes

NCT02946177
Conditions
Infertility, Recurrent Miscarriage
Interventions
Influenza Vaccine, Sterile Saline
Biological · Other
Lead sponsor
Center for Human Reproduction
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

VAX-MOM COVID-19: Increasing Maternal COVID-19 Vaccination

NCT05570630
Conditions
Immunization; Infection, Pregnancy Related, COVID-19
Interventions
VAX-MOM COVID-19 Intervention, Standard of Care
Behavioral · Other
Lead sponsor
University of Rochester
Other
Eligibility
Female only
Enrollment
6,911 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

2013/2017 H7N9 Prime-Boost Interval

NCT03589807
Conditions
Avian Influenza, Influenza Immunisation
Interventions
A/H7N9, AS03, Influenza Virus Vaccine, Monovalent A/H7N9 A/Shanghai/2/2013, Phosphate Buffered Saline (PBS) diluent
Biological · Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 50 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
6
States / cities
Atlanta, Georgia • Decatur, Georgia • Iowa City, Iowa + 3 more
Conditions
Alzheimer's Disease
Interventions
ACC-001 3 μg/ QS-21 50 μg, ACC-001 10 μg/ QS-21 50 μg, Placebo- Phosphate buffered saline (PBS)
Biological · Other
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
40
States / cities
Phoenix, Arizona • Sun City, Arizona • Tucson, Arizona + 17 more
Conditions
Melanoma (Skin)
Interventions
gp100 antigen, sargramostim
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 120 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

COVID-19 Bivalent Booster Megastudy

NCT05607082
Conditions
COVID-19
Interventions
COVID Booster text messages
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
2,600,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Terminated Phase 1 Interventional Results available

Pilot Study of GVAX in Colorectal Cancer Cells

NCT01952730
Conditions
Colorectal Cancer
Interventions
GVAX
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Phase 2 Study to Evaluate JCXH-105, an srRNA-based Herpes Zoster Vaccine

NCT06581575
Conditions
Herpes Zoster (HZ), Infectious Diseases, Shingles
Interventions
JCXH-105, Shingrix
Biological
Lead sponsor
Immorna Biotherapeutics, Inc.
Industry
Eligibility
50 Years and older
Enrollment
467 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
8
States / cities
Tucson, Arizona • Long Beach, California • Chicago, Illinois + 5 more
Completed Not applicable Interventional Accepts healthy volunteers

Email-based Reminders Promoting Recommended Pediatric Preventative Visits

NCT05317884
Conditions
Immunization Programs
Interventions
Reminder
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
1,186 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
HIV Infections
Interventions
ALVAC(2)120(B,MN)GNP (vCP1452), HIV-1 Immunogen
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
14 Years and older
Enrollment
472 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
17
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 10 more
Conditions
Malignancies Multiple
Interventions
COVID-19 vaccine hesitancy and acceptance survey
Other
Lead sponsor
Monika Joshi
Other
Eligibility
18 Years to 89 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Adult Solid Neoplasm
Interventions
Recombinant Fowlpox-CEA(6D)/TRICOM Vaccine, Recombinant Interferon Alfa-2b, Recombinant Vaccinia-CEA(6D)-TRICOM Vaccine, Sargramostim
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Building Engagement Using Financial Incentives Trial - Colorectal Cancer Screening

NCT06124131
Conditions
Health Behavior, Colorectal Cancer, Influenza, COVID-19, Vaccine Hesitancy, Vaccine-Preventable Diseases, Healthcare Patient Acceptance
Interventions
Financial incentive for colorectal cancer screening, Financial incentive for flu shot, Financial incentive for COVID-19 shot
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
45 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Orleans, Louisiana