Location · Texas
Clinical trials recruiting in Texas
1572 recruiting studies have at least one site in Texas; 474 accept healthy volunteers. Studies that need a specific condition are included too, so check each listing.
Want the research companies that run paid Phase 1 studies for healthy volunteers? Paid clinical trial companies in Texas.
1,572 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteersPhase 1
Safety and Pharmacokinetics Study of PGT121.414.LS Alone and in Combination With VRC07-523LS in Infants Exposed to HIV-1
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Houston, TX + 4 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 1
Thymalfasin (Thymosin Alpha 1; Ta1) as an Enhancer of Vaccine Response Among Older Adults Receiving Booster Doses of COVID-19 Vaccine
The Methodist Hospital Research Institute
- Location
- Houston, TX
- Eligibility basics
- Ages 65–100
- RecruitingHealthy volunteersEarly Phase 1
Zynrelef vs Exparel: The Battle of Postoperative Pain Control After Robotic Sleeve Gastrectomy
Texas Tech University Health Sciences Center
- Location
- Lubbock, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersEarly Phase 1
Smart Olfaction App to Reduce Relapse
University of Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1/Phase 2
MTOR Inhibitors in Older Adults
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 65–80
- RecruitingHealthy volunteersPhase 1
Protocol Title: Safety and Feasibility of Autologous CD34+ Hematopoietic Stem Cells Mobilization and Apheresis in Participants With RUNX1 Familial Platelet Disorder
M.D. Anderson Cancer Center
- Location
- Houston, TX
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteersEarly Phase 1
Educational Support Group Program for Bilingual and Spanish-speaking Carepartners and People With Progressive Aphasia
University of Texas at Austin
- Location
- Austin, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersOvernight stay mentioned
Clinical and Molecular Biomarker Studies in RAI1 (Retinoic Acid-Induced 1) -Related Disorders
Baylor College of Medicine
- Location
- Houston, TX
- Eligibility basics
- Ages 1 mo–80
- RecruitingHealthy volunteersPhase 1
Hormones, Outcomes, and Pain Pathways in Exercise Study
University of Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 18–60 · Women only
- RecruitingHealthy volunteersEarly Phase 1
RESTOR: PK/PD mTORi Inhibition in Older Adults
The University of Texas Health Science Center at San Antonio
- Location
- San Antonio, TX
- Eligibility basics
- Ages 65–90
- RecruitingHealthy volunteersPhase 1
An Investigational Scan (hpMRI) for Monitoring Treatment Response in Patients With Thyroid Cancer and Other Malignancies of the Head and Neck Undergoing Radiation Therapy and/or Systemic Therapy
M.D. Anderson Cancer Center
- Location
- Houston, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1
ACT for Individuals With MNCD and Their Care Partners
Texas Tech University
- Location
- Lubbock, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1
Exploration of an Online Education Program to Support Caregivers' Knowledge Transfer
Texas Christian University
- Location
- Fort Worth, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1/Phase 2
Curcumin and Retinal Study
Texas Tech University Health Sciences Center
- Location
- Lubbock, TX
- Eligibility basics
- Ages 40–89
- RecruitingHealthy volunteersEarly Phase 1
Role of Neural and Hormonal Regulation Factors on Insulin Secretion After Gastric Bypass Surgery
The University of Texas Health Science Center at San Antonio
- Location
- San Antonio, TX + 1 other US site
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersEarly Phase 1
Glucagon-like Peptide 1, Glucose Metabolism and Gastric Bypass
The University of Texas Health Science Center at San Antonio
- Location
- San Antonio, TX + 1 other US site
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersEarly Phase 1
The Effects of Bariatric Surgeries on Glucose Metabolism
The University of Texas Health Science Center at San Antonio
- Location
- San Antonio, TX + 1 other US site
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1
B-Complex: A Nutraceutical SANS Countermeasure
National Aeronautics and Space Administration (NASA)
- Location
- Houston, TX
- Eligibility basics
- Ages 20–100
- RecruitingHealthy volunteersPhase 1
Identifying Correlates of Brain Microglial Activation in Neuropsychiatric Syndromes: a Dimensional Approach
The University of Texas Health Science Center, Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Prospective Multi-Center Trial for FemBloc Permanent Birth Control
Femasys Inc.
- Location
- Temple, TX + 11 other US sites
- Eligibility basics
- Ages 21–50 · Women only
- RecruitingHealthy volunteers
A Study to Determine the Effect of Access to Multiple Tobacco Flavor Options on Smoking Abstinence Among Primary Cigarette Smokers Using an Electronic Nicotine Delivery System
RAI Services Company
- Location
- Dallas, TX + 4 other US sites
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Extensively Hydrolyzed Formula Growth Monitioring Study (GMS)
Mead Johnson Nutrition
- Location
- Richmond, TX + 9 other US sites
- Eligibility basics
- Ages 0 mo–0 mo
- RecruitingHealthy volunteersPhase 3
A Study to Learn About How a New Pneumococcal Vaccine Works in Infants.
Pfizer
- Location
- Brownsville, TX + 101 other US sites
- Eligibility basics
- Ages 1 mo–7 mo
- RecruitingHealthy volunteersPhase 3
A Study of Aleniglipron in Adults With Obesity or Overweight and Type 2 Diabetes Mellitus (ACCOMPLISH-2)
Gasherbrum Bio, Inc., a wholly owned subsidiary of Structure Therapeutics
- Location
- Austin, TX + 55 other US sites
- Eligibility basics
- Ages 18–79