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Post-COVID Conditions (Long COVID) clinical trials in Texas
23 studies for Post-COVID Conditions (Long COVID) are looking for participants at sites in Texas.
Cities in Texas
- Houston13 studies
- Dallas5 studies
- San Antonio4 studies
- Austin3 studies
- The Woodlands3 studies
- League City3 studies
A Safety and Immunogenicity Trial of OCU500, ChAd36 Vector Encoding SARS-CoV-2 Spike Vaccine Via Intranasal and Inhalational Routes in Previously Vaccinated Adults
- University of Texas Medical Branch, Galveston
RecruitingPhase 1Healthy volunteers welcome
Ages 18 to 64 · All sexes · Updated Oct 2, 2026 · NCT07536308Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen
- Research Site, Amarillo
- Research Site, Dallas
- Research Site, El Paso
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Oct 2, 2026 · NCT05624450A Study of COVID-19 Vaccine(s) in Children and Adults
- Cedar Health Research, Dallas
- Cedar Health Research, Euless
- DM Clinical Research-Cyfair, Houston
- and 1 more
RecruitingPhase 3Healthy volunteers welcome
Ages 5 and older · All sexes · Updated Sep 28, 2026 · NCT07798648A 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
- Zenos Clinical Research, Dallas
- Southwest Family Medicine Associates, Dallas
- Southwest Mind and Body Care, Dallas
- and 9 more
RecruitingPhase 3
Ages 12 and older · All sexes · Updated Sep 25, 2026 · NCT06679140A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised
- Zenos Clinical Research, Dallas
- Baylor Scott & White Health - Center for Advanced Heart and Lung Disease, Dallas
- Baylor Scott & White Research Institute - Clinical Trials Office, Dallas
- and 8 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT07013474Randomized Double-Blind Placebo-Controlled Trial EValuating Baricitinib on PERSistent NEurologic and Cardiopulmonary Symptoms of Long COVID
- University of Texas at San Antonio, San Antonio
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT06631287A Clinical Study of Molnupiravir to Prevent Severe Illness From Coronavirus Disease 2019 (COVID-19) in People Who Are High Risk (MK-4482-023)
- Javara - Privia Medical Group Gulf Coast - The Woodlands HWH ( Site 3837), Conroe
- South Texas Clinical Research ( Site 3815), Corpus Christi
- Houston Methodist Hospital ( Site 3800), Houston
- and 4 more
RecruitingPhase 3
Ages 18 and older · All sexes · Updated Sep 24, 2026 · NCT06667700A Study Evaluating MDX2301 in Healthy Adults and Adults at Higher Risk for Severe COVID-19.
- TrialMed Clinical Research Unit, Austin
RecruitingPhase 1Healthy volunteers welcome
Ages 18 to 64 · All sexes · Updated Sep 10, 2026 · NCT07445971Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)
- Dell Children's Medical Center of Central Texas, Austin
RecruitingObservational studyHealthy volunteers welcome
Ages 0 to 20 · All sexes · Updated Aug 21, 2026 · NCT04278404The Impact of COVID-19 on Pulmonary Procedures
- M D Anderson Cancer Center, Houston
RecruitingObservational studyHealthy volunteers welcome
All ages · All sexes · Updated Aug 10, 2026 · NCT05022446Assessment of the Psychosocial Impact of the COVID-19 Pandemic on the MD Anderson Cancer Center Workforce
- M D Anderson Cancer Center, Houston
RecruitingObservational study
Ages 18 and older · All sexes · Updated Jul 22, 2026 · NCT04491292A Study on the Safety and Immune Response of Investigational mRNA Seasonal Flu/COVID-19 Combination Vaccine in Adults
- GSK Investigational Site, Austin
RecruitingPhase 1
Ages 65 to 85 · All sexes · Updated Jun 30, 2026 · NCT07464314Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study
- UT Southwestern Medical Center, Dallas
- Baylor College of Medicine, Houston
- MD Anderson, Houston
RecruitingPhase 3
All ages · All sexes · Updated Jun 23, 2026 · NCT03808922The Effect of COVID-19 Pandemic on Adolescent and Young Adult Cancer Patients and Survivors
- M D Anderson Cancer Center, Houston
RecruitingObservational study
Ages 18 to 39 · All sexes · Updated Jun 2, 2026 · NCT04551378Modifying Adiposity Through Behavioral Strategies to Improve COVID-19 Rehabilitation
- South Texas Health Care System, San Antonio, TX, San Antonio
RecruitingHealthy volunteers welcome
Up to age 80 · All sexes · Updated Jun 1, 2026 · NCT05880108Impact of COVID-19 Pandemic on Out-of-Pocket Costs, Lost Wages, and Unemployment in Patients With Breast Cancer Undergoing Breast Surgery
- MD Anderson in The Woodlands, Conroe
- M D Anderson Cancer Center, Houston
- MD Anderson League City, League City
- and 1 more
RecruitingObservational study
Ages 18 and older · Women · Updated May 4, 2026 · NCT04169542Well-Being and Health-Related Quality of Life in Melanoma Patients During COVID-19 Pandemic
- M D Anderson Cancer Center, Houston
RecruitingObservational study
All ages · All sexes · Updated Apr 16, 2026 · NCT04474301Intervention to Prevent Behavioral Health Symptoms Among Pandemic Affected Children
- Dickinson Independent School District, Dickinson
- Communities in Schools of Galveston County, La Marque
RecruitingHealthy volunteers welcome
Ages 8 to 14 · All sexes · Updated Jan 23, 2026 · NCT05639465Passive Detection- SARS-CoV-2 (COVID-19) A&M Breathalyzer (PROTECT Kiosk) for Operational Medicine
- Brooke Army Medical Center, Fort Sam Houston
RecruitingObservational studyHealthy volunteers welcome
Ages 18 to 89 · All sexes · Updated Dec 10, 2025 · NCT06402318Vale+Tú Salud: Corner-Based Trial to Test a Latino Day Laborer Program Adapted to Prevent COVID-19
- The University of Texas Health Science Center at Houston, Houston
Recruiting
Ages 18 and older · All sexes · Updated Aug 26, 2025 · NCT06821113EPIC-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
- Texas Children's Hospital, Houston
- Consano Clinical Research, LLC, Shavano Park
RecruitingPhase 3
Ages 0 to 17 · All sexes · Updated Jul 17, 2025 · NCT05261139A Multi-Site Clinical Evaluation of the LIAISON NES FLU A/B, RSV & COVID-19 Assay in Symptomatic Patients
- PAS Research - McAllen, McAllen
Recruiting
All ages · All sexes · Updated Nov 4, 2024 · NCT06672692Clazakizumab vs. Placebo - COVID-19 Infection
- Houston Methodist Hospital, Houston
RecruitingPhase 2
Ages 18 and older · All sexes · Updated Jul 31, 2020 · NCT04494724From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.