Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 25, 2026, 9:20 PM EDT

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

Showing 913–936 of 1,235 matching trials from the live ClinicalTrials.gov search.
Conditions
Covid19, Cancer
Interventions
Blood Sample
Other
Lead sponsor
University of Rochester
Other
Eligibility
50 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Conditions
Post COVID-19 Condition (PCC)
Interventions
RDX-19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
22 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
East Amherst, New York • Milan, Tennessee
Conditions
Stroke
Interventions
Pre-pandemic stroke related metrics, Stroke related metrics during the pandemic
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
345,089 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
2
States / cities
Atlanta, Georgia • Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19 Antibody and Reinfection Study

NCT05365750
Conditions
COVID-19 Testing
Interventions
Not listed
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
4,235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Multiple Myeloma, Waldenstrom Macroglobulinemia, Immune System Disorder, Covid19
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
146 participants
Timeline
2021 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid System Neoplasm, Leukemia, Lymphoma, Plasma Cell Myeloma
Interventions
COVID-19 Vaccine, Diagnostic Laboratory Biomarker Analysis, Synthetic MVA-based SARS-CoV-2 Vaccine GEO-CM04S1
Biological · Other
Lead sponsor
GeoVax, Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
6
States / cities
Duarte, California • Baltimore, Maryland • Worcester, Massachusetts + 3 more
Conditions
Covid19
Interventions
Placebo, Metformin
Other · Drug
Lead sponsor
Susanna Naggie, MD
Other
Eligibility
30 Years and older
Enrollment
3,214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
110
States / cities
Chandler, Arizona • Gilbert, Arizona • Mesa, Arizona + 96 more
Conditions
Acute and Long Term Effects of COVID-19 on Systemic Inflammation, Acute and Long Term Effects of COVID-19 on Lung Function, Acute and Long Term Effects of COVID-19 on Cardiac Function, Acute and Long Term Effects of COVID-19 on Kidney Function, Acute and Long Term Effects of COVID-19 on Brain Function
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 80 Years
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Conditions
SARS-CoV2, COVID-19
Interventions
VXA-CoV2-3.1, COMIRNATY®, VXA-CoV2-3.3
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years and older
Enrollment
5,485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
145
States / cities
Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 126 more
Conditions
COVID-19
Interventions
Vielight RX Plus
Device
Lead sponsor
Vielight Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
295 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Port Orange, Florida
Conditions
COVID-19
Interventions
Omicron Subvariant-Based SARS-CoV-2 Recombinant Spike Vaccine Adjuvanted With Matrix-M
Biological
Lead sponsor
Sanofi
Industry
Eligibility
12 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
20
States / cities
Fair Oaks, California • Doral, Florida • Atlanta, Georgia + 16 more
Conditions
Influenza, COVID-19, SARS-COV-2 Infection, Other Respiratory Viruses, Perinatal Morbidity, Infant Morbidity
Interventions
Exposures
Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
10,000 participants
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID 19
Interventions
ALG-097558
Drug
Lead sponsor
Aligos Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
3
States / cities
Miami, Florida • Orlando, Florida • Tampa, Florida
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

mRNA Covid-19 Vaccine Immune Response Comparisons Using Different Delivery Routes

NCT06919796
Conditions
Evaluate Immune Responses Following mRNA COVID-19 Vaccine Administration Through Different Delivery Routes in Healthy Volunteers, SARS CoV-2
Interventions
COMIRNATY®
Biological
Lead sponsor
PharmaJet, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
Covid19
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Omaha, Nebraska
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Pandemic Response Network

NCT04320862
Conditions
COVID-19, SARS-CoV-2, Coronavirus, Influenza -Like Illness, Lower Resp Tract Infection, Upper Resp Tract Infection
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
9,207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Long COVID, Dysautonomia
Interventions
Mindfulness - Mindful Awareness Practices ( MAPs)
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 54 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Long COVID, Long Covid19
Interventions
Experimental: Paxlovid 25 day dosing, Experimental: Paxlovid 15 day dosing, Placebo Comparator: Control
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
963 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
68
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more
Conditions
Biological Availability, Healthy Participants
Interventions
Nirmatrelvir/ ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Covid-19
Interventions
SARS-CoV-2 Antigen Assay
Device
Lead sponsor
Freedom For All Diagnostics
Industry
Eligibility
2 Years to 94 Years
Enrollment
232 participants
Timeline
2022
U.S. locations
1
States / cities
Elkridge, Maryland
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Baltimore, Maryland
Conditions
COVID-19, Acute Respiratory Distress Syndrome, SARS-CoV-2, Hypoxemia
Interventions
Rejuveinix (RJX) Active Comparator, Placebo Comparator
Drug
Lead sponsor
Reven Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
237 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Houston, Texas • New Braunfels, Texas
Conditions
COVID-19, SARS-CoV 2
Interventions
Hydroxychloroquine (HCQ), Azithromycin (Azithro), Placebo for Hydroxychloroquine, Placebo for Azithromycin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
11
States / cities
Birmingham, Alabama • San Diego, California • Torrance, California + 7 more
Conditions
Covid19
Interventions
Ivermectin, Placebo
Drug · Other
Lead sponsor
Susanna Naggie, MD
Other
Eligibility
30 Years and older
Enrollment
1,459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
93
States / cities
Gilbert, Arizona • Mesa, Arizona • Peoria, Arizona + 81 more