Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 4:33 AM EDT

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Showing 601–624 of 2,349 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID
Interventions
NP-120 (Ifenprodil)
Drug
Lead sponsor
Algernon Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Miami, Florida • Chicago, Illinois • Saint Joseph, Missouri + 1 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
Covid19, SARS-CoV2 Infection
Interventions
mRNA-1273
Biological
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tampa, Florida
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
Healthy
Interventions
PF-07304814
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 120 Years
Enrollment
1,800 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Withdrawn No phase listed Observational

Assessment of COVID-19 in Tearfilm

NCT04579458
Conditions
Covid19, Ophthalmopathy, Eye Diseases
Interventions
Collection of tears and saliva.
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Corona Virus Infection, Coronavirus
Interventions
imPulse™ Una e-stethoscope, Philips Lumify Ultrasound System
Device
Lead sponsor
Level 42 AI, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
COVID-19, COVID-19 Pandemic
Interventions
COVID-19 walk-up, on-site testing strategy, Community Health Worker (CHW) leading testing navigation and general preventive care reminders, No-cost self-testing kit vending machines
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
6,527 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Ysidro, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

A CBT-based Mobile Intervention as First Line Treatment for Adolescent Depression During COVID-19

NCT04524598
Conditions
Depression
Interventions
Limbix Spark, Psychoeducation
Device · Other
Lead sponsor
Limbix Health, Inc.
Industry
Eligibility
13 Years to 21 Years
Enrollment
227 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional

DCI COVID-19 Surveillance Project

NCT04780698
Conditions
Covid19
Interventions
SARS-CoV-2 RT-PCR Assay for Detection of COVID-19 Infection
Diagnostic Test
Lead sponsor
Temple University
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
COVID-19
Interventions
Pamrevlumab, Placebo
Drug
Lead sponsor
Kyntra Bio
Industry
Eligibility
40 Years to 85 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
4
States / cities
Detroit, Michigan • Greensboro, North Carolina • Philadelphia, Pennsylvania
Completed Phase 2 Interventional Results available

Crizanlizumab for Treating COVID-19 Vasculopathy

NCT04435184
Conditions
COVID-19
Interventions
Crizanlizumab, 0.9% saline
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Septic Shock, Endotoxemia, COVID, Corona Virus Infection, Sepsis, Severe
Interventions
Toraymyxin PMX-20R (PMX Cartridge)
Device
Lead sponsor
Spectral Diagnostics (US) Inc.
Industry
Eligibility
18 Years and older
U.S. locations
3
States / cities
Farmington, Connecticut • Washington D.C., District of Columbia • Stony Brook, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rural Tailored COVID-19 Communication to Promote SARS-CoV-2 Antibody Testing in Saliva

NCT06085547
Conditions
SARS-CoV2 Infection
Interventions
General SARS-CoV-2 Communication, Rural-Targeted SARS-CoV-2 Communication
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Flint, Michigan
Suspended No phase listed Observational Accepts healthy volunteers

A Study to Explore the Role of Gut Flora in COVID-19 Infection

NCT04359836
Conditions
Gut Microbiome, Gastrointestinal Microbiome, COVID, COVID-19, Corona Virus Infection, Coronavirus, Coronaviridae Infections, Coronavirus 19, Coronavirus-19, COVID 19
Interventions
There is no intervention in this study
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Ventura, California
Conditions
Corona Virus Infection, Acute Respiratory Distress Syndrome, SARS-CoV Infection
Interventions
Losartan, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
13
States / cities
Gainesville, Florida • Jacksonville, Florida • Atlanta, Georgia + 8 more
Conditions
COVID-19, Lymphocytopenia
Interventions
CYT107, Placebo
Drug
Lead sponsor
Revimmune
Industry
Eligibility
25 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
New York, New York • Houston, Texas
Conditions
COVID-19
Interventions
Remdesivir, Standard of Care
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
12 Years and older
Enrollment
4,891 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
106
States / cities
Anaheim, California • Berkeley, California • Burlingame, California + 76 more
Conditions
Covid19
Interventions
OL-1, standard dose, OL-1, high dose, Placebo
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 60 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Brunswick, New Jersey
Conditions
Anosmia, Hyposmia, Parosmia, Olfactory Disorder
Interventions
Stellate Ganglion Block
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
St Louis, Missouri
Terminated No phase listed Observational Accepts healthy volunteers

Immune Responses in Oncology Patients to Novel Coronavirus Vaccines (IROC)

NCT04930055
Conditions
Cancer
Interventions
COVID-19 Vaccination
Biological
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
2,206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Carmel, Indiana • Indianapolis, Indiana
Conditions
Respiratory Failure, SARS-CoV 2, Corona Virus Infection, Post Intensive Care Unit Syndrome, Family Members, Post Traumatic Stress Disorder, Anxiety, Depression
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
9
States / cities
Aurora, Colorado • New Orleans, Louisiana • Boston, Massachusetts + 5 more
Conditions
COVID, Sars-CoV2, COVID-19, Acute Respiratory Distress Syndrome
Interventions
Defibrotide
Drug
Lead sponsor
Gregory Yanik
Other
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan