Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:03 AM EDT

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Showing 721–744 of 2,013 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID-19
Interventions
nirmatrelvir, ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
13
States / cities
Birmingham, Alabama • Cutler Bay, Florida • DeBary, Florida + 6 more
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
Conditions
Kidney Transplant Recipients, Liver Transplant Recipients
Interventions
Pfizer-BioNTech COVID-19 Vaccine 2023-2024, Moderna COVID-19 Vaccine 2023-2024, SOC IS Regimen, SOC IS Reduction
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
15
States / cities
San Diego, California • San Francisco, California • Atlanta, Georgia + 10 more
Conditions
SARS-CoV Infection, Covid19
Interventions
SARS-CoV-2 rS/Matrix-M1 Adjuvant (Initial Vaccination Period), Placebo (Initial Vaccination Period), SARS-CoV-2 rS/Matrix-M1 Adjuvant (Crossover Vaccination period), Placebo (Crossover Vaccination period), SARS-CoV-2 rS/Matrix-M1 Adjuvant (Booster Vaccination), SARS-CoV-2 rS/Matrix-M1 Adjuvant (Second Booster Vaccination)
Biological · Other
Lead sponsor
Novavax
Industry
Eligibility
12 Years and older
Enrollment
33,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
144
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tempe, Arizona + 110 more
Active, not recruiting No phase listed Observational Accepts healthy volunteers

COVID-19 and Cancer Consortium Registry

NCT04354701
Conditions
COVID-19, Invasive Malignancy (Any Type)
Interventions
Web-based REDCap survey
Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
19,275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 3 Interventional Results available

The Prevent Severe COVID-19 (PRESECO) Study

NCT04600895
Conditions
Covid19
Interventions
Favipiravir, Placebo
Drug
Lead sponsor
Appili Therapeutics Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
25
States / cities
Pelham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 14 more
Conditions
COVID-19
Interventions
PF-07817883
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 90 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
3
States / cities
Miami, Florida • Tampa, Florida • Saint Paul, Minnesota
Completed Not applicable Interventional Results available

Improving COVID-19 Vaccine Uptake Among Black and Latino Youth

NCT05293392
Conditions
COVID-19
Interventions
Culturally-Tailored COVID-19 Vaccine Uptake Intervention, Standard Care
Behavioral
Lead sponsor
Nemours Children's Health System
Other
Eligibility
Not listed
Enrollment
5,792 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Covid19
Interventions
COVID 19 Convalescent Plasma
Biological
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Houston, Texas
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine Post Exposure Prophylaxis for Coronavirus Disease (COVID-19)

NCT04318444
Conditions
COVID-19, Corona Virus Infection
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Coronavirus Infection
Interventions
No intervention
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
5,154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID-19
Interventions
Decitabine, Placebo Saline
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Covid19, COVID-19 Pneumonia, COVID-19 Respiratory Infection, COVID-19 Acute Bronchitis, COVID-19 Acute Respiratory Distress Syndrome, COVID-19 Lower Respiratory Infection, SARS-CoV2 Infection, SARS-CoV-2 Acute Respiratory Disease
Interventions
No Intervention Used
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Months and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Ventura, California
Completed No phase listed Observational

Butterfly - Clinical Performance Study

NCT05800158
Conditions
COVID-19, Coronavirus Infections
Interventions
Applied Biosystems™ TaqPath™ COVID-19 Diagnostic PCR Kit
Diagnostic Test
Lead sponsor
Thermo Fisher Scientific, Inc
Industry
Eligibility
Not listed
Enrollment
1,076 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
11
States / cities
Manhattan Beach, California • Redondo Beach, California • San Diego, California + 8 more
Conditions
Covid19
Interventions
hMSC
Biological
Lead sponsor
Stemedica Cell Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Fullerton, California • Santa Monica, California
Completed No phase listed Observational Accepts healthy volunteers

COVID Booster in Pregnancy and Lactation

NCT05543993
Conditions
COVID-19
Interventions
Bivalent COVID-19 Booster
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
13 Years to 55 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mobile Health and COVID-19

NCT05074693
Conditions
Anxiety Depression
Interventions
EASE app, INSIGHT (Control) App
Other
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
822 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
Oklahoma City, Oklahoma • Houston, Texas
Conditions
SARS-CoV-2, Covid-19, Coronavirus
Interventions
Xiamen Wiz Biotech Co., Ltd. SARS-CoV-2 Antigen Rapid Test
Diagnostic Test
Lead sponsor
Sky Medical Supplies & Equipments, LLC
Industry
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Miami, Florida
Withdrawn No phase listed Observational

Assessment of COVID-19 in Tearfilm

NCT04579458
Conditions
Covid19, Ophthalmopathy, Eye Diseases
Interventions
Collection of tears and saliva.
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Sleep Disturbance, Insomnia
Interventions
Remote Cognitive Behavioral Therapy for Insomnia
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Completed Not applicable Interventional Accepts healthy volunteers

Communities Fighting COVID-19!

NCT05148936
Conditions
Covid19
Interventions
COVID-19 Testing Home-based (Aim 1), COVID-19 Testing Mobile (Aim 1), COVID-19 Testing Mobile Approach 1 (Aim 2), COVID-19 Testing Mobile Approach 2 (Aim 2)
Other
Lead sponsor
San Diego State University
Other
Eligibility
6 Years to 120 Years
Enrollment
32,750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
San Diego, California
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
COVID-19, Vaccine Reaction, COVID-19 Pandemic
Interventions
Moderna Booster Vaccine, Pfizer Booster Vaccine
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
301 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Conditions
Covid19
Interventions
Nasal lavage
Other
Lead sponsor
Augusta University
Other
Eligibility
55 Years and older
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Augusta, Georgia