Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 14, 2026, 8:42 PM EDT

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

Showing 577–600 of 1,233 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID-19
Interventions
Aluminum Hydroxide Suspension, Boost-2867, CpG 7909, Sodium Chloride, 0.9%
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
8
States / cities
San Francisco, California • Baltimore, Maryland • St Louis, Missouri + 5 more
Conditions
Long COVID, PASC Post Acute Sequelae of COVID 19
Interventions
Valacyclovir celecoxib dose 1, Valacyclovir celecoxib dose 2, Placebo
Drug
Lead sponsor
Bateman Horne Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Post COVID-19 Condition (PCC)
Interventions
RDX-19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
22 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
East Amherst, New York • Milan, Tennessee
Recruiting Phase 3 Interventional Accepts healthy volunteers

A Study of COVID-19 Vaccine(s) in Children and Adults

NCT07798648
Conditions
COVID-19 Vaccines
Interventions
BNT162b2
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
5 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
14
States / cities
Homestead, Florida • Miami Lakes, Florida • Atlanta, Georgia + 10 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
Conditions
Hyperglycemia
Interventions
Dexcom G6
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Post-Acute COVID-19 Syndrome
Interventions
NeuroFlex (computerized gamified tasks)
Other
Lead sponsor
UConn Health
Other
Eligibility
60 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Farmington, Connecticut
Completed Phase 2 Interventional Results available

Povidone-Iodine Oral Rinse Study

NCT05239598
Conditions
COVID-19
Interventions
Mouth rinse
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
COVID-19
Interventions
Exercise Prescription
Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Frisco, Texas
Conditions
COVID-19, SARS CoV 2 Infection
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
COVID-19
Interventions
Liquid Alpha1-Proteinase Inhibitor (Human), Placebo, Standard Medical Treatment
Biological · Drug
Lead sponsor
Grifols Therapeutics LLC
Industry
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
10
States / cities
Birmingham, Alabama • Phoenix, Arizona • Miami, Florida + 7 more
Completed No phase listed Observational

Long-term Effects of COVID-19

NCT05220514
Conditions
COVID-19, SAR-CoV-2
Interventions
(R)-1-(2-chlorophenyl)- N-[11C] ([11C] PK11195), 2-(4-[11C]methylamino phenyl)-6-hydroxybenzothiazole (11C]6-OH-BTA-1 or [11C]PIB)
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
SARS-CoV-2
Interventions
Biological: mRNA-1273, Placebo, mRNA-1273.351
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
8
States / cities
Savannah, Georgia • Newton, Kansas • Kansas City, Missouri + 5 more
Conditions
Long Covid-19, PASC Post Acute Sequelae of COVID 19, Brain Fog, Fatigue
Interventions
rTMS
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Covid19
Interventions
Ivermectin, Placebo
Drug · Other
Lead sponsor
Susanna Naggie, MD
Other
Eligibility
30 Years and older
Enrollment
1,459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
93
States / cities
Gilbert, Arizona • Mesa, Arizona • Peoria, Arizona + 81 more
Conditions
COVID-19 Pneumonia, Viral Pneumonia
Interventions
Allogeneic Mesenchymal Stromal Cells
Biological
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Covid19
Interventions
CVXGA1 low dose, CVXGA1 high dose
Biological
Lead sponsor
CyanVac LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Bardstown, Kentucky • Rochester, New York • Cincinnati, Ohio + 1 more
Completed Phase 2 Interventional Results available

Stellate Ganglion Block for COVID-induced Parosmia

NCT06253806
Conditions
COVID-19-Induced Parosmia
Interventions
Stellate Ganglion Block, Placebo Sham Injection
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cellular Senescence and COVID-19 Long-Hauler Syndrome

NCT04903132
Conditions
SARS-CoV2 Infection
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
COVID, Disseminated Intravascular Coagulation, Coagulation Disorder
Interventions
Quantra System
Diagnostic Test
Lead sponsor
HemoSonics LLC
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
El Paso, Texas
Conditions
2019 Novel Coronavirus Disease, 2019 Novel Coronavirus Infection, 2019-nCoV Disease, 2019-nCoV Infection, COVID-19 Pandemic, COVID-19 Virus Disease, COVID-19 Virus Infection, Covid19, Coronavirus Disease 2019, SARS-CoV-2 Infection, SARS-CoV-2 Acute Respiratory Disease, COVID-19
Interventions
Famotidine, Celecoxib, Placebo
Drug · Other
Lead sponsor
Leidos Life Sciences
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Miami, Florida
Conditions
Acute Lung Injury/Acute Respiratory Distress Syndrome (ARDS), Respiratory Failure, Sars-CoV2
Interventions
Rapamycin, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
60 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
San Antonio, Texas
Conditions
Long COVID, Long COVID-19, Sleep Disturbance
Interventions
Melatonin, Melantonin Placebo, Tailored lighting (TL) Active, Tailored lighting (TL) Placebo
Drug · Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Coronavirus Infection, COVID, Covid-19, SARS-CoV-2
Interventions
Point-of-Care Ultrasonography (POCUS)
Diagnostic Test
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Minneapolis, Minnesota • Saint Paul, Minnesota