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 15, 2026, 12:07 AM EDT

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

Showing 361–384 of 1,071 matching trials from the live ClinicalTrials.gov search.
Conditions
Post Acute COVID 19 Syndrome, Memory Impairment, Memory Dysfunction, Cognitive Dysfunction
Interventions
HOBSCOTCH-PACS
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
20 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Lebanon, New Hampshire
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

COVID-19 Reactogenicity

NCT07051031
Conditions
COVID-19
Interventions
Nuvaxovid (NVX-CoV2705), mNEXSPIKE mRNA-1283
Drug
Lead sponsor
Marcel Curlin
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Conditions
SARS-CoV-2
Interventions
mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30,415 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
100
States / cities
Birmingham, Alabama • Chandler, Arizona • Glendale, Arizona + 79 more
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
5
States / cities
Chandler, Arizona • San Diego, California • Melbourne, Florida + 2 more
Conditions
COVID-19, Influenza A, Influenza B
Interventions
COVID/Flu Detect™ Rapid Self-Test
Diagnostic Test
Lead sponsor
InBios International, Inc.
Industry
Eligibility
2 Years and older
Enrollment
899 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
10
States / cities
Birmingham, Alabama • Miami, Florida • Boise, Idaho + 5 more
Conditions
Respiratory Tract Infections
Interventions
Respiratory pathogen panel PCR test, COVID-19 antibody test
Diagnostic Test
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Omaha, Nebraska
Active, not recruiting No phase listed Observational Accepts healthy volunteers

ARMOR-Household: Characterizing Transmission of COVID-19 in Households of SARS-CoV-2 Index Cases

NCT05467917
Conditions
COVID-19, Households, SARS CoV 2 Infection
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
Not listed
Enrollment
374 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Conditions
Post-Acute COVID-19 Syndrome
Interventions
osteopathic manipulative treatment (OMT)
Procedure
Lead sponsor
A.T. Still University of Health Sciences
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Kirksville, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Covid-19 Virtual Recovery Study

NCT04950725
Conditions
Covid19
Interventions
Strength RMT, Strength RMT and nasal breathing, Endurance RMT, Endurance RMT and nasal breathing, Low dose RMT
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2,268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Sars-CoV2, COVID-19
Interventions
Favipiravir, Placebo, Standard of care treatment
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Conditions
Coronavirus Disease 2019 (COVID-19), SARS-CoV-2
Interventions
Biological sample collection, Data Collection: Clinical Care Assessments
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
1,227 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
17
States / cities
Tucson, Arizona • Los Angeles, California • San Francisco, California + 14 more
Conditions
SARS-CoV Infection
Interventions
Vitamin D3 or Placebo, Doctella telehealth monitoring
Drug · Device
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
SARS-CoV-2, COVID-19, Post-Acute COVID-19 Syndrome
Interventions
Pfizer-BioNTech COVID-19 mRNA vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
6 Months and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

A Study to Learn About a COVID-19 Vaccine in Healthy Adults 50 Through 64 Years of Age

NCT07300839
Conditions
COVID-19, SARS-COV-2 Infection
Interventions
BNT162b2 Vaccine, Placebo
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
50 Years to 64 Years
Enrollment
5,240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
196
States / cities
Anniston, Alabama • Athens, Alabama • Birmingham, Alabama + 148 more
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Coronavirus Disease 2019
Interventions
Carrimycin, Placebo
Drug
Lead sponsor
Shenyang Tonglian Group CO., Ltd
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Amarillo, Texas
Conditions
COVID-19
Interventions
PBI-0451 (Pomotrelvir), Placebo
Drug
Lead sponsor
Pardes Biosciences, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
54
States / cities
Mesa, Arizona • Bakersfield, California • Canoga Park, California + 41 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Long COVID-19 [11C]CPPC Study

NCT06223971
Conditions
COVID Long-Haul
Interventions
[11C]CPPC Injection
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Long COVID
Interventions
Amygdala insula retraining
Behavioral
Lead sponsor
Miami VA Healthcare System
Federal
Eligibility
Not listed
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Fort Lauderdale, Florida • Miami, Florida
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers of Trained Immunity Following MMR Vaccination

NCT04646239
Conditions
Covid19
Interventions
Heterologous stimuli, Neutralization assay
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
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
Conditions
Vaccination Refusal, COVID-19
Interventions
Factual messages, Narrative message, Mixed message
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
2,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Questionnaire Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
Covid19, Viral Syndrome
Interventions
Treadmill Exercise, Concentrated Oxygen, Concentrated Air
Other
Lead sponsor
Noah Greenspan
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York