Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 22, 2026, 3:58 PM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
SARS-CoV-2
Interventions
mRNA-1273, Placebo, mRNA-1273.222
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
12 Years to 18 Years
Enrollment
4,328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
48
States / cities
Banning, California • La Mesa, California • Lake Worth, Florida + 41 more
Conditions
COVID-19, Sars-CoV2
Interventions
Progesterone 100 MG
Drug
Lead sponsor
Sara Ghandehari
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

The PATCH Trial (Prevention And Treatment of COVID-19 With Hydroxychloroquine)

NCT04329923
Conditions
COVID-19
Interventions
Hydroxychloroquine Sulfate 400 mg twice a day, Hydroxychloroquine Sulfate 600 mg twice a day, Hydroxychloroquine Sulfate 600 mg once a day, Placebo oral tablet
Drug
Lead sponsor
Ravi Amaravadi, MD
Other
Eligibility
18 Years and older
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Covid19
Interventions
Ampion, Placebo
Biological · Other
Lead sponsor
Ampio Pharmaceuticals. Inc.
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Englewood, Colorado
Conditions
Long COVID
Interventions
MY-Skills for Long COVID
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Covid19, Cancer, Malignancy, Vaccine Response Impaired
Interventions
SARS-COV2 Pfizer Vaccine
Biological
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
COVID-19, Organ Transplant
Interventions
Casirivimab and Imdevimab Antibody Cocktail
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Manhasset, New York
Active, not recruiting Not applicable Interventional

A Study of Healthy Microbiome, Healthy Mind

NCT06020703
Conditions
Critical Illness, COVID-19, PICS, Cognitive Impairment, Mental Health Impairment, Weakness, Muscle, Dysbiosis
Interventions
Fermented Food Diet
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
COVID-19
Interventions
BRII-196, BRII-198, Placebo, Remdesivir
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
353 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
76
States / cities
Tucson, Arizona • Fresno, California • Loma Linda, California + 52 more
Conditions
COVID-19
Interventions
Testing Done Simple SARS CoV-2 Antigen Test
Diagnostic Test
Lead sponsor
Testing Done Simple
Industry
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Queens, New York
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Study of Ad26.COV2.S in Adults (COVID-19)

NCT04436276
Conditions
Covid-19 Prevention
Interventions
Ad26.COV2.S, Placebo
Biological
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
18 Years and older
Enrollment
1,085 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
7
States / cities
San Diego, California • Melbourne, Florida • Peoria, Illinois + 4 more
Conditions
Covid19, Coma, Consciousness Disorder
Interventions
Functional MRI
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
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
Covid19
Interventions
BAMLANIVIMAB, CASIRIVIMAB, IMDEVIMAB
Biological
Lead sponsor
Sohail Rao
Other
Eligibility
12 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Edinburg, Texas • Rio Grande City, Texas
Conditions
Healthy Participants
Interventions
S-892216-LAI, Placebo
Drug
Lead sponsor
Shionogi
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Lenexa, Kansas • Salt Lake City, Utah
Conditions
Covid19
Interventions
RTB101, Placebo
Drug
Lead sponsor
Restorbio Inc.
Industry
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Farmington, Connecticut • Roslindale, Massachusetts
Completed Phase 3 Interventional Results available

Immune Modulators for Treating COVID-19

NCT04593940
Conditions
Covid19
Interventions
Infliximab, Abatacept, Remdesivir, cenicriviroc (closed to enrollment as of 3-Sep-2021)
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
18 Years and older
Enrollment
1,971 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
67
States / cities
Phoenix, Arizona • Little Rock, Arkansas • La Jolla, California + 54 more
Conditions
Asymptomatic Condition, Infection Viral, Coronavirus Infections, Severe Acute Respiratory Syndrome Coronavirus 2, Coronaviridae Infections, RNA Virus Infections, Virus Diseases, Communicable Disease
Interventions
To assess for development of IgG antibodies against SARS-CoV2
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
6,313 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Active, not recruiting Phase 2 Interventional

The Long COVID Treatment Trial

NCT07128082
Conditions
Long COVID
Interventions
Tirzepatide, Placebo
Drug
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
La Jolla, California
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Citizen Science Expansion Project

NCT05548803
Conditions
Covid19
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
52,351 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
9
States / cities
Sacramento, California • San Francisco, California • Downers Grove, Illinois + 5 more
Active, not recruiting Not applicable Interventional

RADx-UP Phase 3D (Oregon Saludable: Juntos Podemos)

NCT05910879
Conditions
Health Behavior, Health Care Utilization, Vaccine Hesitancy
Interventions
Self-Affirmation Implementation Intentions (SAII) Intervention, Promotores de Salud (Health Education)
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Eugene, Oregon
Completed Not applicable Interventional Accepts healthy volunteers Results available

Community Network-driven COVID-19 Testing and Vaccination of Vulnerable Populations in the Central US

NCT04743908
Conditions
Covid19
Interventions
Social Network Strategy + COVID-19 messaging
Other
Lead sponsor
University of Chicago
Other
Eligibility
15 Years and older
Enrollment
1,328 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
2019 Novel Coronavirus Infection, COVID-19 Virus Infection, SARS Coronavirus 2 Infection, SARS-CoV-2 Infection, Respiratory Distress Syndrome, Adult, Adult Respiratory Distress Syndrome
Interventions
USB002, Placebo
Drug
Lead sponsor
US Biotest, Inc.
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tucson, Arizona
Completed Not applicable Interventional Accepts healthy volunteers Results available

Culturally-Targeted COVID-19 Communication and SARS-CoV-2 Antibody Testing Evaluation and Uptake

NCT04957082
Conditions
SARS-CoV2 Infection
Interventions
Culturally Targeted SARS-CoV-2 Communication, General SARS-CoV-2 Communication
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
666 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Flint, Michigan