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Long COVID clinical trials in Maryland
22 studies for Long COVID are looking for participants at sites in Maryland.
Cities in Maryland
Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence
- Niaid/Lcim, Rockville
RecruitingObservational studyHealthy volunteers welcome
1 Day – 99 Years · All sexes · Updated Nov 12, 2026 · NCT04582903Home-Based Exercise Tele-Rehabilitation After COVID-19
- Baltimore VA Medical Center VA Maryland Health Care System, Baltimore, MD, Baltimore
RecruitingHealthy volunteers welcome
Ages 50 to 85 · All sexes · Updated Nov 6, 2026 · NCT05425264A Clinical Study of Molnupiravir to Prevent Severe Illness From Coronavirus Disease 2019 (COVID-19) in People Who Are High Risk (MK-4482-023)
- Annapolis Internal Medicine - CCT Research ( Site 3700), Annapolis
- Kur Research - Columbia Medical ( Site 3767), Columbia
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Nov 6, 2026 · NCT06667700Natural History of Post-Coronavirus Disease 19 Convalescence at the National Institutes of Health
- National Institutes of Health Clinical Center, Bethesda
RecruitingObservational study
Ages 18 to 100 · All sexes · Updated Nov 3, 2026 · NCT04573062Comparative Immunogenicity of Respiratory Virus Vaccines (CIRV2) Study
- Walter Reed National Military Medical Center, Bethesda
RecruitingPhase 4Healthy volunteers welcome
Ages 18 to 79 · All sexes · Updated Nov 2, 2026 · NCT07287137Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen
- Research Site, Annapolis
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 30, 2026 · NCT05624450Viral Infections in Healthy and Immunocompromised Hosts
- National Institutes of Health Clinical Center, Bethesda
RecruitingObservational studyHealthy volunteers welcome
6 Months – 120 Years · All sexes · Updated Oct 29, 2026 · NCT01306084A 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
- Centennial Medical Group, Columbia
- Jadestone Clinical Research, Silver Spring
RecruitingPhase 3
Ages 12 and older · All sexes · Updated Oct 15, 2026 · NCT06679140A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised
- Johns Hopkins Hospital, Baltimore
- Jadestone Clinical Research, Silver Spring
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 14, 2026 · NCT07013474Longitudinal Deep Phenotyping of Central Mechanisms in Dysosmia: A Pilot Study Using Electrobulbogram (EBG), Functional MRI (fMRI), and Diffusion-Weighted Imaging (DWI)
- National Institutes of Health Clinical Center, Bethesda
RecruitingObservational studyHealthy volunteers welcome
Ages 18 to 99 · All sexes · Updated Oct 9, 2026 · NCT07149428Cross-Sectional Evaluation of Persistence of SARS-CoV-2 Remnants After Recovery From Acute Infection
- National Institutes of Health Clinical Center, Bethesda
RecruitingObservational studyHealthy volunteers welcome
Ages 18 to 110 · All sexes · Updated Sep 16, 2026 · NCT06577467PET Imaging of Cyclooxygenase-1 in Participants With Neurological Manifestations of Post-Acute Sequelae of SARS-CoV-2 Infection (PASC)
- National Institutes of Health Clinical Center, Bethesda
RecruitingPhase 1Healthy volunteers welcome
Ages 18 to 70 · All sexes · Updated Aug 18, 2026 · NCT06920628Respiratory Virus Sampling and Repository
- National Institutes of Health Clinical Center, Bethesda
- NIH Building 33 (NIAID), Bethesda
RecruitingObservational study
Ages 3 and older · All sexes · Updated Aug 17, 2026 · NCT05266222Dietary Intervention to Mitigate Post-Acute COVID-19 Syndrome
- University of Maryland, Baltimore, Baltimore
Recruiting
Ages 50 to 94 · All sexes · Updated Jun 23, 2026 · NCT05977179Modifying Adiposity Through Behavioral Strategies to Improve COVID-19 Rehabilitation
- Baltimore VA Medical Center VA Maryland Health Care System, Baltimore, MD, Baltimore
RecruitingHealthy volunteers welcome
Up to age 80 · All sexes · Updated Jun 1, 2026 · NCT05880108The Impact of COVID-19 on Maternal and Neonatal Outcomes
- Johns Hopkins Hospital, Baltimore
RecruitingObservational studyHealthy volunteers welcome
Ages 14 to 55 · Women · Updated May 11, 2026 · NCT05197621T Cell Therapy Opposing Novel COVID-19 Infection in Immunocompromised Patients
- The Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University, Baltimore
RecruitingPhase 1
Ages 2 to 80 · All sexes · Updated Mar 12, 2026 · NCT05141058Neural Mechanisms of Fatigue in Post-Acute Sequela of SARS-CoV-2
- Kennedy Krieger Institute, Baltimore
RecruitingHealthy volunteers welcome
Ages 18 to 75 · All sexes · Updated Dec 12, 2025 · NCT07278388Connecting Friends and Health Workers to Boost COVID-19 Vaccination in Latino Communities
- Johns Hopkins University, Baltimore
RecruitingHealthy volunteers welcome
Ages 18 and older · All sexes · Updated Nov 12, 2025 · NCT06128928EPIC-Peds: A Study to Learn About the Study Medicine Called PF-07321332 (Nirmatrelvir)/Ritonavir in Patients Under 18 Years of Age With COVID-19 That Are Not Hospitalized But Are at Risk for Severe Disease
- Johns Hopkins Hospital, Baltimore
RecruitingPhase 3
Ages 0 to 17 · All sexes · Updated Jul 17, 2025 · NCT05261139Medical Herbs Inhibit Inflammation Directing T Cells to Kill the COVID-19 Virus (COVID)
- All Natural Medicine Clinic, LLC, Rockville
RecruitingPhase 1/2
All ages · All sexes · Updated Feb 19, 2025 · NCT04790240Covid-19 Long Haul Preventative and Health Promotion Care Clinical Trial Acceleration Program.
- NIH Clinical Center, Bethesda
RecruitingPhase 4Healthy volunteers welcome
Ages 18 to 65 · All sexes · Updated Nov 27, 2024 · NCT06441955From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.