Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 7, 2026, 7:32 AM EDT

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Showing 73–96 of 1,069 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
AZD9838, Licensed SARS-CoV-2 mRNA vaccine, AZD6563
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
5
States / cities
Long Beach, California • Rolling Hills Estates, California • Chicago, Illinois + 2 more
Conditions
Covid19, SARS (Severe Acute Respiratory Syndrome), SARS-CoV Infection, SARS-CoV-2
Interventions
Biological: oral polio vaccine, Comparable Placebo, NA-831, Comparable Placebo of drug, Combination of oral polio vaccine and NA-831, Comparable Placebo of Oral Polio Vaccine and Placebo of drug
Biological · Drug · Combination Product
Lead sponsor
Biomed Industries, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
8
States / cities
Los Angeles, California • Orange, California • Palo Alto, California + 4 more
Conditions
Long COVID
Interventions
NE3107, Placebo
Drug
Lead sponsor
BioVie Inc.
Industry
Eligibility
18 Years to 69 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
20
States / cities
Palo Alto, California • San Francisco, California • Aurora, Colorado + 16 more
Not listed No phase listed Observational Accepts healthy volunteers

Parkinson's Disease and Experiences Throughout the COVID-19 Pandemic

NCT04720118
Conditions
Parkinson Disease, Covid19, Satisfaction, Patient, Quality of Life
Interventions
No Intervention
Other
Lead sponsor
Towson University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Towson, Maryland
Conditions
COVID-19, Kidney Transplant
Interventions
Sanofi-GSK monovalent (B.1.351) CoV2 preS dTM-AS03 COVID-19 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
6
States / cities
San Diego, California • San Francisco, California • Atlanta, Georgia + 3 more
Conditions
COVID19
Interventions
Diagnostic Software as Medical Device
Diagnostic Test
Lead sponsor
AudibleHealth AI, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Tampa, Florida
Conditions
COVID-19, SARS-CoV-2, Furin, RGMc Processing, Paired Basic Amino Acid Cleaving Enzyme (PACE)
Interventions
Not listed
Lead sponsor
Center Trials & Treatment
Other
Eligibility
18 Years and older
Enrollment
2,432 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Jacksonville, Florida • Ocala, Florida • Charleston, South Carolina + 1 more
Completed Not applicable Interventional Accepts healthy volunteers

Boosting COVID-19 Vaccination Uptake Using Wastewater Surveillance

NCT06698497
Conditions
Vaccine Uptake
Interventions
Communication Campaign
Behavioral
Lead sponsor
Syracuse University
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Syracuse, New York
Conditions
Tinnitus
Interventions
DMSO-based otic solution with betahistine, dexamethasone, and lidocaine, DMSO-based transdermal cream with levocarnitine and N-acetylcysteine
Drug
Lead sponsor
Leading Edge Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ithaca, New York
Conditions
COVID-19
Interventions
Pfizer-BioNTech BNT162b2 COVID-19 Vaccinated, Not vaccinated with 2024-2025 formulated COVID-19 vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
5 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Healthcare Worker Exposure Response and Outcomes of Hydroxychloroquine

NCT04334148
Conditions
COVID-19
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Adrian Hernandez
Other
Eligibility
18 Years and older
Enrollment
1,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
34
States / cities
Aurora, Colorado • Gainesville, Florida • Jacksonville, Florida + 27 more
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
Suspended No phase listed Observational Accepts healthy volunteers

A Study to Explore the Role of Gut Flora in COVID-19 Infection

NCT04359836
Conditions
Gut Microbiome, Gastrointestinal Microbiome, COVID, COVID-19, Corona Virus Infection, Coronavirus, Coronaviridae Infections, Coronavirus 19, Coronavirus-19, COVID 19
Interventions
There is no intervention in this study
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Ventura, California
Conditions
Healthy Volunteers
Interventions
AdCOVID, Placebo
Biological · Other
Lead sponsor
Altimmune, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
6
States / cities
Hialeah, Florida • Melbourne, Florida • Peoria, Illinois + 3 more
Conditions
SARS-CoV-2 Infection
Interventions
Losartan, Placebo
Drug
Lead sponsor
Bassett Healthcare
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cooperstown, New York
Conditions
SARS-CoV-2 Infection, COVID-19, SARS-CoV-2 Acute Respiratory Disease, SARS (Disease)
Interventions
BNT162b2, Multivalent BNT162b2 (B.1.1.7 + B.1.617.2), Monovalent BNT162b2 (B.1.1.7), Monovalent BNT162b2 (B.1.617.2), Monovalent BNT162b2 (B.1.1.529.1), Observational
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,380 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
14
States / cities
Long Beach, California • San Diego, California • Milford, Connecticut + 10 more
Conditions
Long COVID, Long Covid19
Interventions
Narrative Intervention for Long COVID-19 (NICO)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
SARS-CoV-2
Interventions
Enhanced Preservation Media (EPM-IX)
Diagnostic Test
Lead sponsor
Convergent Genomics, Inc.
Network
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
SARS-COV2, Severe Acute Respiratory Syndrome, COVID-19
Interventions
CT-V
Device
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Royal Oak, Michigan
Conditions
SARS CoV-2 Infection
Interventions
Human Amniotic Fluid
Biological
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Covid-19
Interventions
Antroquinonol, Placebo
Drug · Other
Lead sponsor
Golden Biotechnology Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
5
States / cities
Michigan City, Indiana • Wichita, Kansas • Rockville, Maryland + 2 more
Conditions
COVID 19, ARDS
Interventions
Stellate Ganglion Block
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Omaha, Nebraska
Conditions
COVID-19, Cancer
Interventions
Hydroxychloroquine, Placebo, Radiation therapy
Drug · Other · Radiation
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Post-acute Sequelae of SARS-CoV-2 Infection
Interventions
Exercise
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Aurora, Colorado