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 22, 2026, 6:31 PM EDT

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

Showing 409–432 of 1,235 matching trials from the live ClinicalTrials.gov search.
Terminated Phase 1 Interventional Accepts healthy volunteers

Pancoronavirus Vaccine Study in Healthy Adults

NCT06950177
Conditions
COVID-19 Respiratory Infection, SARS CoV 2 Infection, COVID-19 Vaccine
Interventions
CoV-RBD-scNP-001 and 3M-052-AF
Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
COVID-19
Interventions
Convalescent plasma
Biological
Lead sponsor
Hamilton Health Sciences Corporation
Other
Eligibility
16 Years and older
Enrollment
940 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Brooklyn, New York • New York, New York
Completed Phase 2 Interventional Results available

Niclosamide for Mild to Moderate COVID-19

NCT04399356
Conditions
COVID-19
Interventions
Niclosamide, Placebo, Telehealth monitoring
Drug · Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID-19, SARS-CoV-2
Interventions
CV2CoV (2 µg), CV2CoV (4 µg), CV2CoV (8 µg), CV2CoV (12 µg), CV2CoV (16 µg), CV2CoV (20 µg)
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
24
States / cities
Aurora, Colorado • Hallandale, Florida • Lakeland, Florida + 11 more
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
Conditions
COVID, Coronavirus
Interventions
Diagnostic test
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
461 participants
Timeline
2020
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Interventions
Biospecimen Collection, Electronic Health Record Review
Procedure · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
11
States / cities
Duarte, California • Orange, California • Washington D.C., District of Columbia + 8 more
Conditions
COVID-19
Interventions
casirivimab+imdevimab
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
1 Minute to 17 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Stony Brook, New York • Memphis, Tennessee
Conditions
SARS-CoV2 Infection
Interventions
HDT-301
Biological
Lead sponsor
HDT Bio
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Renton, Washington
Completed Phase 1 Interventional Accepts healthy volunteers

Topical Antibacterial Agents for Prevention of COVID-19

NCT05449392
Conditions
COVID-19, SARS-CoV2 Infection
Interventions
Neosporin, Vaseline
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
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
SARS CoV-2
Interventions
Direct Antigen Tests for COVID-19
Diagnostic Test
Lead sponsor
E25Bio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
Miami, Florida
Completed No phase listed Observational

COVID-19 Endoscopy Survey

NCT04342637
Conditions
COVID-19
Interventions
Practice details
Other
Lead sponsor
Al-Azhar University
Other
Eligibility
30 Years to 70 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Albertson, New York
Conditions
Long COVID
Interventions
Biosound Therapy System
Device
Lead sponsor
Anxiety Relief Center
Other
Eligibility
20 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Fishers, Indiana
Conditions
COVID-19
Interventions
PF-07321332, Ritonavir, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
2,091 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
73
States / cities
Pelham, Alabama • Mesa, Arizona • Tucson, Arizona + 46 more
Recruiting No phase listed Observational Accepts healthy volunteers

Preparedness Through Respiratory Virus Epidemiology and Community Engagement

NCT07147517
Conditions
Respiratory Infection Virus, COVID -19, RSV, FLU
Interventions
Component A0, Component A1, Component A2, Component B
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
25,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
2
States / cities
La Jolla, California • San Ysidro, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Culturally-Targeted COVID-19 Communication and SARS-CoV-2 Antibody Testing Evaluation and Uptake

NCT04957082
Conditions
SARS-CoV2 Infection
Interventions
Culturally Targeted SARS-CoV-2 Communication, General SARS-CoV-2 Communication
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
666 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Flint, Michigan
Conditions
Long COVID, Brain Fog, Cognitive Impairment, Cognitive Dysfunction, Post-Acute COVID-19 Syndrome
Interventions
Processing Speed Training, In-lab Instrumental Activities of Daily Living Training, In-lab Brain Health Training, Transfer Package, Follow Up Phone Calls, Vocational Rehabilitation, Peer Mentoring, Reaction Time Training, Trans-auricular Vagus Nerve Stimulation: High Intensity, Trans-auricular Vagus Nerve Stimulation: Low Intensity
Behavioral · Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Phase 3 Interventional Accepts healthy volunteers

Safety and Immunogenicity of NVX-CoV2705

NCT07079670
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
NVX-CoV2705
Biological
Lead sponsor
Sanofi
Industry
Eligibility
12 Years to 90 Years
Enrollment
676 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
10
States / cities
Phoenix, Arizona • Melrose Park, Illinois • Lenexa, Kansas + 7 more
Conditions
Covid-19
Interventions
Antroquinonol, Placebo
Drug · Other
Lead sponsor
Golden Biotechnology Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
5
States / cities
Michigan City, Indiana • Wichita, Kansas • Rockville, Maryland + 2 more
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Vaccine Response in Treated MS Patients

NCT05060354
Conditions
Multiple Sclerosis, Healthy
Interventions
Blood draw
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
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
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