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COVID-19 and Coronavirus Infections clinical trials in Houston, TX

5 studies for COVID-19 and Coronavirus Infections are looking for participants at sites in and around Houston (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 →

A Study of COVID-19 Vaccine(s) in Children and Adults

RecruitingPhase 3Healthy volunteers welcome

DM Clinical Research-Cyfair, Houston

Ages 5 and older · All sexes · Updated Sep 28, 2026 · NCT07798648

A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised

RecruitingPhase 3

Cockrell Center for Advanced Therapeutics, Houston
Houston Methodist - Transplant Center, Houston
Houston Methodist Hospital, Houston
and 4 more

Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT07013474

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

Memorial Hermann Hospital TMC, Houston
The University of Texas Health Science Center at Houston, Houston
UT Physicians, Houston
and 4 more

Ages 12 and older · All sexes · Updated Sep 25, 2026 · NCT06679140

Phase III DAS181 Lower Tract PIV Infection in Immunocompromised Subjects (Substudy: DAS181 for COVID-19): RCT Study

RecruitingPhase 3

Baylor College of Medicine, Houston
MD Anderson, Houston

All ages · All sexes · Updated Jun 23, 2026 · NCT03808922

Clazakizumab vs. Placebo - COVID-19 Infection

RecruitingPhase 2

Houston Methodist Hospital, Houston

Ages 18 and older · All sexes · Updated Jul 31, 2020 · NCT04494724

COVID-19 and Coronavirus Infections trials in other cities

Other studies in Houston

From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.