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Post-COVID Conditions (Long COVID) clinical trials in Washington, DC
10 studies for Post-COVID Conditions (Long COVID) are looking for participants at sites in and around Washington (within about 30 miles). Open a study to see who can join and how to contact the study team.
Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →
Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen
RecruitingPhase 3
- Research Site, Washington D.C.
A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised
RecruitingPhase 3
- Georgetown University Medical Center, Washington D.C.
- Jadestone Clinical Research, Silver Spring · 7 mi away
A Study to Learn About a Study Medicine Called Ibuzatrelvir in Adult and Adolescent Patients With COVID-19 Who Are Not Hospitalized But Are at Risk For Severe Disease
RecruitingPhase 3
- Georgetown University Medical Center, Washington D.C.
- Emerson Clinical Research Institute, Washington D.C.
- Jadestone Clinical Research, Silver Spring · 7 mi away
Cross-Sectional Evaluation of Persistence of SARS-CoV-2 Remnants After Recovery From Acute Infection
RecruitingObservational studyHealthy volunteers welcome
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Viral Infections in Healthy and Immunocompromised Hosts
RecruitingObservational studyHealthy volunteers welcome
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Natural History of Post-Coronavirus Disease 19 Convalescence at the National Institutes of Health
RecruitingObservational study
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
PET Imaging of Cyclooxygenase-1 in Participants With Neurological Manifestations of Post-Acute Sequelae of SARS-CoV-2 Infection (PASC)
RecruitingPhase 1Healthy volunteers welcome
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
Respiratory Virus Sampling and Repository
RecruitingObservational study
- National Institutes of Health Clinical Center, Bethesda · 7 mi away
- NIH Building 33 (NIAID), Bethesda · 7 mi away
T Cell Therapy Opposing Novel COVID-19 Infection in Immunocompromised Patients
RecruitingPhase 1
- Children's National Hospital, Washington D.C.
Covid-19 Long Haul Preventative and Health Promotion Care Clinical Trial Acceleration Program.
RecruitingPhase 4Healthy volunteers welcome
- NIH Clinical Center, Bethesda · 7 mi away
About Post-COVID Conditions (Long COVID)
Anyone who had COVID-19 can have ongoing symptoms. Learn about post-COVID conditions (long COVID), including symptoms, diagnosis, treatments, and prevention.
More about Post-COVID Conditions (Long COVID) on MedlinePlus
Post-COVID Conditions (Long COVID) trials in other cities
- New York City, NY15 studies
- Houston, TX13 studies
- Boston, MA13 studies
- Baltimore, MD12 studies
- Chicago, IL11 studies
- San Francisco, CA8 studies
- Durham, NC8 studies
- Atlanta, GA8 studies
- San Diego, CA7 studies
- Los Angeles, CA6 studies
- Pittsburgh, PA6 studies
- Hialeah, FL6 studies
Other studies in Washington
- Cancer (all types)58 studies
- Non-Small Cell Lung Cancer55 studies
- Breast Cancer46 studies
- Metastatic Cancer43 studies
- Lung Cancer41 studies
- Prostate Cancer38 studies
- Obesity33 studies
- Colorectal Cancer29 studies
- Cardiovascular Disease28 studies
- Bladder Cancer26 studies
- Acute Myeloid Leukemia24 studies
- Ovarian Cancer23 studies
From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.