Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 27, 2026, 4:00 AM EDT

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Showing 961–984 of 2,054 matching trials from the live ClinicalTrials.gov search.
Conditions
Covid19
Interventions
Filtration Fan, Safe-home pamphlet, Mid-week phone call
Device · Behavioral
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
214 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
2
States / cities
San Mateo, California • Stanford, California
Conditions
Covid19
Interventions
RTB101, Placebo
Drug
Lead sponsor
Restorbio Inc.
Industry
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Farmington, Connecticut • Roslindale, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Yogic Breathing and Guided Meditation for Long Covid Symptoms

NCT05139979
Conditions
COVID-19, Stress, Shortness of Breath
Interventions
Breathing and Wellness Webinar, Routine Daily Activity
Behavioral · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2, Hypoxemic Respiratory Failure, Pneumonia, Viral, COVID
Interventions
Helmet Continuous Positive Airway Pressure (CPAP), High Flow Nasal Oxygen (HFNO)
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Healthy Volunteer
Interventions
Flucelvax, Fluvirin, Fluzone High Dose
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19: Human Epidemiology and Response to SARS-CoV-2

NCT04375761
Conditions
Coronavirus Disease 2019 (COVID-19), SARS-CoV-2
Interventions
Collection of Biological Samples, Symptom and Exposure Surveys
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
5,599 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
20
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 8 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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Breathing Techniques and Meditation for Health Care Workers During COVID-19 Pandemic

NCT04482647
Conditions
COVID-19 Infection
Interventions
Media Intervention, Meditation Therapy, Quality-of-Life Assessment, Questionnaire Administration, Yoga
Other · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Up to 70 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Post-Acute Sequelae of COVID-19
Interventions
Usual care of traditional treatment, Specific DB program/Diaphragmatic manipulation program
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
COVID - 19, Multiple Sclerosis
Interventions
No Interventions
Other
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Conditions
COVID-19, Lung Injury, Acute, Kidney Injury
Interventions
L-ascorbic acid, Placebo
Drug · Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Richmond, Virginia
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Learn About Flu and COVID-19 Vaccine Responses in Healthy People

NCT06683352
Conditions
Influenza,Human, COVID-19
Interventions
Investigational Influenza Vaccine, COVID-19 Vaccine, Investigational Influenza/COVID-19 Vaccine, Licensed Influenza Vaccine 1, Licensed Influenza Vaccine 2, Placebo
Biological · Combination Product · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years and older
Enrollment
1,353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
22
States / cities
Lake Forest, California • San Diego, California • Walnut Creek, California + 17 more
Conditions
COVID-19
Interventions
nirmatrelvir, ritonavir, placebo for nirmatrelvir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
436 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
67
States / cities
Mesa, Arizona • Phoenix, Arizona • Surprise, Arizona + 47 more
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
Completed Phase 1 Interventional Accepts healthy volunteers Results available

PF-07321332/Ritonavir and Ritonavir on Dabigatran Study in Healthy Participants

NCT05064800
Conditions
Healthy Participants
Interventions
Dabigatran, PF-07321332/ritonavir + Dabigatran, Ritonavir + Dabigatran
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Hollywood, Florida
Conditions
Coronavirus Disease
Interventions
Ad26.COV2.S
Biological
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
18 Years and older
Enrollment
1,541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
21
States / cities
Phoenix, Arizona • Tucson, Arizona • Anaheim, California + 17 more
Conditions
Colorectal Cancer Screening
Interventions
Semi-structured interviews-Patients, Semi-structured interviews-Health system
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Influenza, Influenza A, Influenza B, COVID-19, Respiratory Syncytial Virus (RSV)
Interventions
ILI Predictive Alerts, Reactive Content, and Proactive Content, ILI Predictive Alerts, Reactive Content, Proactive Content, No Intervention
Behavioral
Lead sponsor
Evidation Health
Industry
Eligibility
18 Years and older
Enrollment
17,043 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
San Mateo, California
Conditions
SARS-CoV-2 Infection
Interventions
Moderna COVID-19 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 29 Years
Enrollment
1,923 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
51
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tempe, Arizona + 45 more
Conditions
Covid19, Amyotrophic Lateral Sclerosis
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Charlotte, North Carolina
Not listed Not applicable Interventional Accepts healthy volunteers

Long COVID-19 Intervention Using Digital Health & Technology

NCT05616806
Conditions
Long COVID, Distress Tolerance
Interventions
iENDURE
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
SARS CoV 2 Infection, SARS CoV 2 Vaccination
Interventions
Not listed
Lead sponsor
Boston University
Other
Eligibility
5 Years to 75 Years
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID-19
Interventions
APX-115, Placebo
Drug
Lead sponsor
Aptabio Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
6
States / cities
Little Rock, Arkansas • Annapolis, Maryland • Wyoming, Michigan + 3 more