Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 14, 2026, 6:50 AM EDT

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Showing 505–528 of 2,347 matching trials from the live ClinicalTrials.gov search.
Conditions
Lower Respiratory Tract Infection, Parainfluenza, Immunocompromised, COVID-19
Interventions
DAS181, Placebo, DAS181 COVID-19, DAS181 OL
Drug
Lead sponsor
Ansun Biopharma, Inc.
Industry
Eligibility
Not listed
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
23
States / cities
Duarte, California • Sacramento, California • Chicago, Illinois + 17 more
Conditions
COVID-19
Interventions
Tocilizumab
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Coronavirus
Interventions
Silmitasertib
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Phoenix, Arizona • Tucson, Arizona
Conditions
Covid19, Stress, Anxiety Depression
Interventions
Simha Kriya, Reading a Book
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
8,519 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
SARS-CoV-2 Infection
Interventions
BTL-TML-COVID, Placebo
Drug
Lead sponsor
Beech Tree Labs, Inc.
Industry
Eligibility
40 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Draper, Utah
Conditions
Covid19, Respiratory Failure
Interventions
Proning, Supportive Care
Behavioral · Other
Lead sponsor
New York Hospital Queens
Other
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Flushing, New York
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Estimate the Effects of Hepatic Impairment on the Pharmacokinetics (PK) of PF-07321332

NCT05005312
Conditions
Hepatic Impairment
Interventions
PF-07321332, Ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Tustin, California • Saint Paul, Minnesota
Completed No phase listed Observational

COVID19 Neurological Manifestation

NCT04496128
Conditions
SARS-CoV 2, Neurologic Manifestations
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Withdrawn Not applicable Interventional Accepts healthy volunteers

COVID-19 Ad Intervention

NCT04555122
Conditions
Social Distance
Interventions
Social Distancing Advertisements
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Irvine, California
Conditions
Volume Outcome Relationship Among COVID-19 Inpatients in US Hospitals
Interventions
Surge Index
Other
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
144,116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Phase 1Phase 2 Interventional Results available

COVID-19 Study of Safety and Tolerability of Alvelestat

NCT04539795
Conditions
Covid19
Interventions
Alvelestat, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Advanced Malignant Solid Neoplasm, COVID-19 Infection, Hematopoietic and Lymphoid Cell Neoplasm, Locally Advanced Malignant Solid Neoplasm, Metastatic Malignant Solid Neoplasm, Recurrent Hematologic Malignancy, Recurrent Malignant Solid Neoplasm
Interventions
Survey Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Houston, Texas
Conditions
SARS-CoV-2
Interventions
mRNA-1273.214, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
2 Months to 6 Months
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
39
States / cities
Bessemer, Alabama • Birmingham, Alabama • Tucson, Arizona + 34 more
Conditions
COVID-19, Corona Virus Infection, Coronavirus-19, Sars-CoV2
Interventions
Hydroxychloroquine, Azithromycin, Vitamin C, Vitamin D, Zinc
Drug · Dietary Supplement
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Ventura, California
Conditions
Respiratory Tract Infection Viral
Interventions
Azithromycin plus hydroxychloroquine
Drug
Lead sponsor
Iterum Therapeutics, International Limited
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Waterbury, Connecticut
Completed Phase 1 Interventional Accepts healthy volunteers

First-in-Human Study of Orally Administered GS-441524 for COVID-19

NCT04859244
Conditions
COVID-19
Interventions
GS-441524
Drug
Lead sponsor
Copycat Sciences LLC
Industry
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Houston, Texas
Conditions
COVID
Interventions
Pulmozyme, Placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
3 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Boston, Massachusetts • Weymouth, Massachusetts
Conditions
COVID-19, Vaccine Hesitancy, Health Misinformation, Communication
Interventions
Gamified misinformation refutation quiz, Refutational text (active control)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
3,637 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Columbia, South Carolina
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
Conditions
COVID19
Interventions
Nitric Oxide Gas, Inhaled Supplemental Oxygen
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Covid19
Interventions
COVI-MSC, Placebo
Biological · Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
6
States / cities
Brandon, Florida • Sarasota, Florida • Boise, Idaho + 2 more
Conditions
COVID-19 Vaccines
Interventions
UB-612, BNT162b2 vaccine, ChAdOx1-S vaccine, Sinopharm BIBP
Biological
Lead sponsor
Vaxxinity, Inc.
Industry
Eligibility
16 Years and older
Enrollment
944 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Brownsville, Texas
Conditions
Acute Respiratory Distress Syndrome, Coronavirus Infection
Interventions
vadadustat, placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
448 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
COVID-19, SARS-CoV-2
Interventions
Azithromycin, Placebos
Drug
Lead sponsor
Thomas M. Lietman
Other
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California