Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 30, 2026, 3:27 PM EDT

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Showing 25–48 of 740 matching trials from the live ClinicalTrials.gov search.
Conditions
Long COVID
Interventions
Lithium
Dietary Supplement
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Williamsville, New York
Conditions
Bronchitis
Interventions
ipratropium
Drug
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Sacramento, California
Completed Not applicable Interventional Accepts healthy volunteers

Demonstration of Near Zero Antibiotic Prescribing for Acute Bronchitis

NCT01240174
Conditions
Bronchitis, Cough
Interventions
Demonstration of near zero antibiotic prescribing for patients with acute bronchitis
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
SARS-CoV-2 Acute Respiratory Disease, Myalgic Encephalomyelitis, Chronic Fatigue Syndrome, Post-acute Sequelae of SARS-COV-2 Infection, Post COVID-19 Condition
Interventions
Extension for Community Healthcare Outcomes
Other
Lead sponsor
Family Health Centers of San Diego
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
San Diego, California
Conditions
Sinusitis, Acute
Interventions
Amoxicillin 875 mg, Placebo (lactase)
Drug · Dietary Supplement
Lead sponsor
Paul Sorum, MD
Other
Eligibility
18 Years and older
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cohoes, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

COVID19 SARS Vaccinations: Systemic Allergic Reactions to SARS-CoV-2 Vaccinations

NCT04761822
Conditions
SARS-CoV Infection, COVID-19, Allergic Reaction, Mast Cell Disorder
Interventions
Moderna COVID-19 Vaccine, Pfizer-BioNTech COVID-19 Vaccine, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
5 Years and older
Enrollment
746 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
29
States / cities
Tucson, Arizona • Little Rock, Arkansas • Los Angeles, California + 24 more
Completed Not applicable Interventional Accepts healthy volunteers

Clearance Of Mucus In Stents (COMIS)

NCT01370278
Conditions
Lung Neoplasms, Respiratory Failure, Pneumonia, Acute Coronary Syndromes, Unstable Angina, Myocardial Infarction, Cardiac Arrhythmia, Thromboembolic Disease
Interventions
Normal Saline, Sodium Bicarbonate
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm, Pneumonia, Pneumonitis, Severe Acute Respiratory Distress Syndrome, Symptomatic COVID-19 Infection Laboratory-Confirmed
Interventions
Tocilizumab
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
2 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
5
States / cities
Rockville, Maryland • Las Vegas, Nevada • Oklahoma City, Oklahoma + 1 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
Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), Multisystem Inflammatory Syndrome in Children (MIS-C), Coronavirus Disease 2019 (COVID-19)
Interventions
SARS-CoV-2 and/or MIS-C Exposure
Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 20 Years
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
20
States / cities
Loma Linda, California • Los Angeles, California • Palo Alto, California + 14 more
Conditions
Respiratory Disease, Acute Respiratory Infection, Respiratory Infection, Upper Respiratory Infection
Interventions
Online Tutorial, Webinars, Booster Sessions, Feedback Reports, Parent Survey
Other
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
6 Months to 10 Years
Enrollment
2,728 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
20
States / cities
Paragould, Arkansas • Eureka, California • Durango, Colorado + 16 more
Conditions
COVID-19
Interventions
Omega-3 (EPA+DHA), Placebo
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Edison, New Jersey
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cyclosporine For The Treatment Of COVID-19(+)

NCT04492891
Conditions
SARS (Disease)
Interventions
Cyclosporine, Standard of Care Treatment
Drug · Other
Lead sponsor
Bryan Burt, MD
Other
Eligibility
18 Years to 90 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Houston, Texas
Conditions
Acute Otitis Media (AOM), Upper Respiratory Infection
Interventions
Standard Clinical Ear Exam, AI app ear exam and diagnosis
Diagnostic Test
Lead sponsor
Timothy Shope
Other
Eligibility
6 Months to 24 Months
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Conditions
Adenocarcinoma, Adenocystic Carcinoma, Anal Cancer, Appendix Cancer, Brain Tumor, Glioblastoma, Astrocytoma, Bile Duct Cancer, Cholangiocarcinoma, Bladder Cancer, Bone Cancer, Synovial Sarcoma, Chondrosarcoma, Liposarcoma, Sarcoma, Kaposi, Sarcoma,Soft Tissue, Sarcoma, Osteosarcoma, CNS Cancer, Brain Stem Neoplasms, Breast Cancer, Cervical Cancer, Colorectal Cancer, Rectal Cancer, Colon Cancer, Esophageal Cancer, Esophagus Cancer, Cancer of Colon, Pancreatic Cancer, Cancer of Pancreas, Testis Cancer, Testicular Cancer, Ureter Cancer, Renal Cell Carcinoma, Kidney Cancer, Gestational Trophoblastic Tumor, Head and Neck Neoplasms, Parotid Tumor, Larynx Cancer, Tongue Cancer, Pharynx Cancer, Salivary Gland Cancer, Acute Myeloid Leukemia, Chronic Myeloid Leukemia, Acute Lymphoblastic Leukemia, Multiple Myeloma, Non Hodgkin Lymphoma, Carcinoid Tumor, Lung Cancer, Neuroendocrine Tumors, Mesothelioma, Thyroid Cancer, Parathyroid Neoplasms, Adrenal Cancer, Small Bowel Cancer, Stomach Cancer, Liver Cancer, Hepatic Cancer, Melanoma, Skin Cancer, Unknown Primary Tumors, Uterine Cancer, Fallopian Tube Cancer, Ovarian Cancer, Prostate Cancer, Vaginal Cancer, Penile Cancer, Vulvar Cancer, Waldenstrom Macroglobulinemia, Cancer, Advanced, Thymus Cancer, Nasopharyngeal Carcinoma, Multiple Endocrine Neoplasia, Pheochromocytoma, Small Cell Carcinoma, Pulmonary Carcinoma
Interventions
Biomarker Testing (L), Systemic Treatment (T), Patient Reported Outcomes (P)
Diagnostic Test · Drug · Other
Lead sponsor
Taproot Health
Industry
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Idaho Falls, Idaho • Laredo, Texas
Conditions
Acute Pharyngitis, Sore Throat
Interventions
flurbiprofen, placebo
Drug
Lead sponsor
Reckitt Benckiser LLC
Industry
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Storrs, Connecticut
Completed Phase 2 Interventional Accepts healthy volunteers Results available

University of Wisconsin Meditation & Exercise Cold Study

NCT01654289
Conditions
Acute Respiratory Infection
Interventions
Mindfulness Meditation, Exercise
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
30 Years to 69 Years
Enrollment
413 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Respiratory Tract Infection Acute, Transcriptome, Virus Disease, Bacterial Infections
Interventions
Host Gene Expression
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
2 Years and older
Enrollment
783 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
10
States / cities
Davis, California • Boston, Massachusetts • Newton, Massachusetts + 7 more
Conditions
Post-Acute COVID-19 Syndrome, Fatigue
Interventions
Dietary intervention to mitigate Post-Acute COVID-19 Syndrome, Attention Control
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
50 Years to 94 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Healthcare Worker Exposure Response and Outcomes of Hydroxychloroquine

NCT04334148
Conditions
COVID-19
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Adrian Hernandez
Other
Eligibility
18 Years and older
Enrollment
1,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
34
States / cities
Aurora, Colorado • Gainesville, Florida • Jacksonville, Florida + 27 more
Conditions
COVID-19
Interventions
AZD7442, Placebo, Remdesivir
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
1,455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
88
States / cities
Tucson, Arizona • Chula Vista, California • Fresno, California + 59 more
Conditions
Cystic Fibrosis, Pneumonia, Bacterial
Interventions
Imipenem/Cilastatin/Relebactam
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
12 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Los Angeles, California • Hartford, Connecticut • Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Echinacea and Acute Respiratory Illness

NCT02003651
Conditions
Acute Respiratory Infections
Interventions
Quick Defense, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
COVID-19, Corona Virus Infection, SARS-CoV 2
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
7 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
New York, New York