Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 14, 2026, 12:45 PM EDT

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Showing 505–528 of 1,948 matching trials from the live ClinicalTrials.gov search.
Conditions
Post-Acute Sequelae of SARS-CoV-2 (PASC) Infection, COVID-19, Long COVID, Long Haul COVID
Interventions
TNX-102 SL, Placebo SL Tablet
Drug
Lead sponsor
Tonix Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
29
States / cities
Birmingham, Alabama • Oceanside, California • Santa Ana, California + 25 more
Completed Not applicable Interventional Accepts healthy volunteers

Novelty, Conformity and Trust in COVID-19 Vaccines

NCT04693689
Conditions
Trust
Interventions
RNA vaccine, 20% adoption rate, 40% adoption rate, 60% adoption rate, 80% adoption rate, Conventional vaccine, 0% adoption rate
Other
Lead sponsor
National University of Singapore
Other
Eligibility
18 Years and older
Enrollment
35,180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
San Mateo, California
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 100 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Aerosol Box Use on Healthcare Provider Contamination

NCT04880668
Conditions
Coronavirus, Covid19, COVID-19 Acute Respiratory Distress Syndrome
Interventions
Aerosol Box (Splashguard)
Device
Lead sponsor
KidSIM Simulation Program
Network
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Covid19, Cognitive Impairment
Interventions
AKL-T01, Control Group
Behavioral · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
COVID-19, Oscillation and Lung Expansion
Interventions
MetaNeb® System
Device
Lead sponsor
Hill-Rom
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Atlanta, Georgia • Evanston, Illinois
Conditions
COVID-19
Interventions
mRNA-CR-04 vaccine 10μg, mRNA-CR-04 vaccine 30μg, mRNA-CR-04 vaccine 100μg, Placebo, mRNA-CR-04 vaccine 3μg
Biological · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 49 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
4
States / cities
San Diego, California • Melbourne, Florida • Peoria, Illinois + 1 more
Conditions
Covid19
Interventions
Cytotoxic T Lymphocytes
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Pneumonia
Interventions
CM4620-IE (Injectable Emulsion), Placebo
Drug
Lead sponsor
CalciMedica, Inc.
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
COVID-19
Interventions
COVID-19 Group Problem Solving, Standard of Care
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Houston, Texas
Terminated No phase listed Observational Accepts healthy volunteers

Conversations You Want About Corona Virus Disease (COVID-19)

NCT05191420
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Understanding the Long-term Impact of COVID-19 in Adults (RECOVER)

NCT05172024
Conditions
SARS-CoV2 Infection
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
15,172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
85
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 54 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Efficacy of the 2023-2024 Updated COVID-19 Vaccines Against COVID-19 Infection

NCT06065176
Conditions
COVID-19, Vaccine-Preventable Diseases, SARS CoV 2 Infection, Upper Respiratory Tract Infection, Upper Respiratory Disease
Interventions
Novavax COVID-19 vaccine (2023-2024 formula XBB containing), Pfizer COVID-19 mRNA vaccine (2023-2024 formula XBB containing)
Biological
Lead sponsor
Sarang K. Yoon, DO, MOH
Other
Eligibility
18 Years and older
Enrollment
1,188 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
COVID-19
Interventions
mHealth Outreach, Care Coordination
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
398 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
4
States / cities
El Cajon, California • Escondido, California • La Jolla, California + 1 more
Conditions
COVID-19
Interventions
Dapsone 85 mg PO BID, Placebo 85 mg PO BID
Drug
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Other
Eligibility
40 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Phoenix, Arizona • High Point, North Carolina • Philadelphia, Pennsylvania + 2 more
Conditions
COVID-19, Corona Virus Infection, Wuhan Coronavirus, Prophylaxis, Healthcare Worker, Sars-CoV2, Hydroxychloroquine
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
18 Years and older
Enrollment
1,700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Lafayette, Louisiana
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Mask Adhesive Institutional Study

NCT04644276
Conditions
Respiratory Failure, Covid19
Interventions
Mask with Mask Adhesive/Arm 1, Mask without Mask Adhesive / Arm 2
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
COVID-19 (Healthy Volunteers)
Interventions
CoV2 preS dTM-AF03 (low-dose), CoV2 preS dTM-AF03 (high-dose), CoV2 preS dTM-AS03 (low-dose), CoV2 preS dTM-AS03 (high-dose), CoV2 preS dTM (high-dose) without adjuvant, Placebo (0.9% normal saline)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
11
States / cities
Birmingham, Alabama • Rolling Hills Estates, California • Hollywood, Florida + 7 more
Completed No phase listed Observational Results available

Swallowing Impairment After COVID-19 Infection

NCT04537650
Conditions
Covid19
Interventions
Videofluoroscopic Swallowing Study (VFSS)
Diagnostic Test
Lead sponsor
University Health Network, Toronto
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Boost Intentions and Facilitate Action to Promote COVID-19 Booster Take-up

NCT05586204
Conditions
COVID-19, Vaccines
Interventions
Eligibility reminder, Link to a narrow set of vaccine venues, Link to a broad set of vaccine venues, Doctors' recommendation and value of vaccine
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
154,977 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
SARS-CoV-2
Interventions
mRNA-1273, mRNA-1283, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years to 64 Years
Enrollment
30,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
150
States / cities
Birmingham, Alabama • Cullman, Alabama • Mobile, Alabama + 127 more
Conditions
Kidney Transplant Recipient
Interventions
Janssen Ad26.CoV2.S Vaccine, Reduction in Immunosuppression Medication, Maintenance in Immunosuppression Medication
Biological · Other
Lead sponsor
Mark Stegall
Other
Eligibility
18 Years and older
Enrollment
468 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
3
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota
Conditions
Post COVID-19 Condition, Long COVID
Interventions
Rintatolimod, Placebo / Normal Saline
Drug · Other
Lead sponsor
AIM ImmunoTech Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
5
States / cities
Canoga Park, California • Inglewood, California • San Diego, California + 2 more
Conditions
COVID-19, Sleep Apnea
Interventions
Continuous positive airway pressure
Device
Lead sponsor
Venkatesh Krishnamurthy
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania