Data sourced from ClinicalTrials.gov (NIH registry) Updated weekly IRB-supervised studies only
Home/TX/Brownsville
Updated July 2026 from ClinicalTrials.gov

Paid Clinical Trials in Brownsville, TX

Studies commonly pay $75 to $4,500 per completed study

62 clinical trials are currently recruiting participants within 30 miles of Brownsville. Listings below come straight from the official NIH registry, alongside the area's top-rated research centers with real Google reviews.

62studies recruiting
9+research centers nearby
6condition categories
Live from the NIH registry

Studies recruiting near Brownsville right now

Top 25 of 62 recruiting studies, sorted by proximity — each links to its official registry page

Pharmacogenetics of the Response to GLP-1 in Mexican-Americans With Prediabetes

PreDiabetes Phase 4 Interventional 300 participants sought
UTHealth Clinical Research Unit (CRU) at UT Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: The University of Texas Health Science Center, Houston
See eligibility & contact on ClinicalTrials.gov (NCT05119179)

A Study to Investigate the Efficacy and Safety of Anifrolumab Administered as Subcutaneous Injection and Added to Standard of Care Compared With Placebo Added to Standard of Care in Adult Participants With Idiopathic Inflammatory Myopathies (Polymyositis and Dermatomyositis)

Polymyositis, Dermatomyositis Phase 3 Interventional 240 participants sought
Research Site — Harlingen, Texas (19.9 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06455449)

Study to Assess the Efficacy and Safety of Rina-S Compared to Treatment of Investigator's Choice in Participants With Endometrial Cancer

Endometrial Cancer, Recurrent or Progressive Endometrial Cancer Phase 3 Interventional 660 participants sought
USOR - Texas Oncology — Harlingen, Texas (19.9 mi) · Sponsor: Genmab
See eligibility & contact on ClinicalTrials.gov (NCT07166094)

A Pivotal Clinical Study to Investigate Efimosfermin Alfa in Participants With Biopsy-confirmed F2- or F3-stage MASH

Non-alcoholic Fatty Liver Disease Phase 3 Interventional 1,200 participants sought
GSK Investigational Site — Brownsville, Texas (7.1 mi) · Sponsor: GlaxoSmithKline
See eligibility & contact on ClinicalTrials.gov (NCT07221227)

A Study Evaluating Efruxifermin in Subjects With Non-Cirrhotic Nonalcoholic Steatohepatitis (NASH)/Metabolic Dysfunction-Associated Steatohepatitis (MASH) and Fibrosis

NASH With Fibrosis, MASH With Fibrosis Phase 3 Interventional 1,650 participants sought
Akero Clinical Study Site — Brownsville, Texas (7.1 mi) · Sponsor: Akero Therapeutics, Inc
See eligibility & contact on ClinicalTrials.gov (NCT06215716)

A Study to Learn About the Study Medicine Called PF-07328948 in Adults With Heart Failure (BRANCH-HF)

Heart Failure Phase 2 Interventional 620 participants sought
Headlands Horizons, LLC dba Headlands Research-Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT06991257)

A Study to Understand How the Study Medicine (PF-06823859) Works in People With Active Idiopathic Inflammatory Myopathies [Dermatomyositis (DM) and Polymyositis (PM)]

Myositis Phase 3 Interventional 318 participants sought
Integrative Rheumatology of South Texas — Harlingen, Texas (19.9 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT05895786)

Symbiotic-GU-06: A Study to Learn About PF-08634404 Alone or In Combination With Enfortumab Vedotin in Urothelial Cancer

Urothelial Cancer, Advanced/Metastatic Urothelial Cancer Phase 1, Phase 2 Interventional 132 participants sought
Texas Oncology - Central/South Texas — Harlingen, Texas (19.9 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT07421700)

LIVERAGE™ - Cirrhosis: A Study to Test Whether Survodutide Helps People With a Liver Disease Called NASH/MASH Who Have Cirrhosis

Metabolic Dysfunction Associated Steatohepatitis Phase 3 Interventional 1,590 participants sought
South Texas Research Institute - Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Boehringer Ingelheim
See eligibility & contact on ClinicalTrials.gov (NCT06632457)

Efficacy and Safety of Oral KAI-7535 in Adult Participants Living With Obesity or Overweight With at Least 1 Weight-Related Comorbidity

Obesity, Overweight Phase 2 Interventional 320 participants sought
Kailera Clinical Site — Brownsville, Texas (7.1 mi) · Sponsor: Kailera
See eligibility & contact on ClinicalTrials.gov (NCT07497880)

A Study to Test Whether Vicadrostat (BI 690517) in Combination With Empagliflozin Helps People With Heart Failure and a Weak Pumping Function of the Left Side of the Heart

Heart Failure Phase 3 Interventional 4,200 participants sought
Headlands Research Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Boehringer Ingelheim
See eligibility & contact on ClinicalTrials.gov (NCT06935370)

A Precision Medicine Approach Using Gene Silencing to Treat a Chronic Liver Disease Called Metabolic Dysfunction-Associated Steatohepatitis (MASH) in Adult Participants at Increased Genetic Risk for This Condition

Metabolic Dysfunction-Associated SteatoHepatitis (MASH) Phase 2 Interventional 120 participants sought
South Texas Research Institute (STRI) - Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Regeneron Pharmaceuticals
See eligibility & contact on ClinicalTrials.gov (NCT05519475)

A Study With Combinations of Anti-LAG-3 and Anti-PD-1 Antibodies in Adult Participants With Advanced or Metastatic Melanoma (Harmony Head-to-Head)

Melanoma Phase 3 Interventional 560 participants sought
Texas Oncology - Harlingen, Medical Arts Pavillion — Harlingen, Texas (19.9 mi) · Sponsor: Regeneron Pharmaceuticals
See eligibility & contact on ClinicalTrials.gov (NCT06246916)

Phase III Study Investigating Heart Failure and Cardiovascular Death With Baxdrostat in Combination With Dapagliflozin

Heart Failure Phase 3 Interventional 11,300 participants sought
Research Site — Brownsville, Texas (7.1 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06677060)

A Study to Evaluate the Efficacy and Safety of Pegozafermin in Participants With Compensated Cirrhosis Due to MASH

Metabolic Dysfunction-Associated Steatohepatitis (MASH) / Nonalcoholic Steatohepatitis (NASH) With Compensated Cirrhosis Phase 3 Interventional 762 participants sought
89bio Clinical Study Site — Brownsville, Texas (7.1 mi) · Sponsor: 89bio, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06419374)

A Study of IDRX-42 (GSK6042981) Versus (vs) Sunitinib in Participants With Gastrointestinal Stromal Tumors After Imatinib Therapy

Gastrointestinal Neoplasms Phase 3 Interventional 450 participants sought
GSK Investigational Site — Santa Monica, Texas (26.4 mi) · Sponsor: GlaxoSmithKline
See eligibility & contact on ClinicalTrials.gov (NCT07218926)

Once Daily Versus Twice Daily Budesonide Orodispersible Tablets for Induction of Remission in EoE

Eosinophilic Esophagitis Phase 3 Interventional 308 participants sought
Dr. Falk Investigational Site — Harlingen, Texas (19.9 mi) · Sponsor: Dr. Falk Pharma GmbH
See eligibility & contact on ClinicalTrials.gov (NCT06596252)

A Study Evaluating the Efficacy of Budesonide, Glycopyrronium and Formoterol Fumarate Metered Dosed Inhaler on Cardiopulmonary Outcomes in Chronic Obstructive Pulmonary Disease

COPD (Chronic Obstructive Pulmonary Disease) Phase 3 Interventional 5,250 participants sought
Research Site — Brownsville, Texas (7.1 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06283966)

A Study Evaluating Efruxifermin in Subjects With Compensated Cirrhosis Due to NASH/MASH

NASH - Nonalcoholic Steatohepatitis, MASH - Metabolic Dysfunction-Associated Steatohepatitis Phase 3 Interventional 2,150 participants sought
Akero Clinical Study Site — Brownsville, Texas (7.1 mi) · Sponsor: Akero Therapeutics, Inc
See eligibility & contact on ClinicalTrials.gov (NCT06528314)

PRESERVE: LUPKYNIS in Combination With Belimumab, Obinutuzumab or Anifrolumab in Patients With Lupus Nephritis

Lupus Nephritis Phase 4 Interventional 150 participants sought
Integrative Rheumatology of South Texas — Harlingen, Texas (19.9 mi) · Sponsor: Aurinia Pharmaceuticals Inc.
See eligibility & contact on ClinicalTrials.gov (NCT07611214)
Google-rated

Top-rated research centers in Brownsville

Dedicated clinical research sites near you — with their real Google ratings, reviews and contact details

Headlands Research Brownsville

★ 5.0
302 Lorenaly Dr Ste D, Brownsville, TX 78526
(956) 303-2776
"I so Love this it's just incredible"
— Janie Ruiz, 5★

South Texas Research Institute

★ 4.9
717, 77 Frontage Rd 83 Suite 6-9, Brownsville, TX 78520
(956) 468-3360
"Went in for a liver checkup. The staff was friendly. I was in and out fast. The service was free."
— cpu ram, 5★

Pan American Clinical Research, LLC

★ 4.9
744 E Levee St Ste A, Brownsville, TX 78520
(956) 443-0016
"Exelente servicio , me encanta este tipo de estudios clinicos ya Que todo es para mejorar las vacunas, mas los Dr. todos son unas personas increibles…"
— Carmen Acosta, 5★

InnoValley Clinical Research

3120 International Blvd, Brownsville, TX 78521

BTX Clinical Research

★ 2.0
704 Paredes Line Rd Ste F3, Brownsville, TX 78521
(956) 280-5310
"Seems to be a fake website the phone number on here belonged to an individual who knew nothing about the business."
— Sandra lee, 1★

Texas Valley Clinical Research

★ 4.9
1116 E 8th St #4, Weslaco, TX 78596
(956) 554-4003

Rio Grande Valley Clinical Research Institute

★ 5.0
1002 W Sam Houston Blvd Ste 5, Pharr, TX 78577
(956) 342-2626
"Great doctor's great work thank you guys"
— Mario Reyna, 5★

Discovery Clinical Trials - Mission

★ 4.8
1506 E Griffin Pkwy, Mission, TX 78572
(855) 468-7788
"Terrible experience. I was given a phony debit card as a compensation on 01/26/26. The clinic didn’t do the right thing in putting my information so …"
— Jose Sotello, 1★

DHR Health Institute for Research and Development

★ 4.0
1000 E Dove Ave Ste 200, McAllen, TX 78504
(956) 362-2390
"Staff is very friendly and great services"
— Ralphie Steinke, 5★

Clinical trials in Brownsville: what's recruiting

The Brownsville area currently has 62 studies open to new participants, according to the ClinicalTrials.gov registry maintained by the U.S. National Institutes of Health. Among the studies closest to Brownsville, the most active research areas are:

  • Diabetes & Metabolism6 studies
  • Liver & Kidney6 studies
  • Heart & Vascular5 studies
  • Cancer & Oncology3 studies
  • Immune & Skin2 studies

Every listing shows the study phase, the recruiting site and its distance from Brownsville, and links to the official registry page where eligibility criteria and study contacts are published. Compensation is set by each sponsor: industry surveys report typical payments of $75 to $4,500 per completed study, with short observational studies at the low end and multi-visit or overnight Phase 1 studies at the high end.

How to enroll in a paid study in Brownsville

Start with a study whose condition matches your profile — or a healthy-volunteer study if you have no diagnosis. Contact the research site through the registry page, complete a short phone screen, then attend an in-person screening visit. If you qualify, the study team walks you through the informed consent document, which details every procedure, risk and payment before you commit. You can withdraw at any point, and enrollment is always free.

Brownsville participants can also register with the dedicated research centers listed above — many maintain volunteer databases and call when a matching study opens — or sign up for our email alert below to hear when a new study starts recruiting within 30 miles of your ZIP code.

Frequently asked questions

How much do paid clinical trials in Brownsville pay?
Compensation varies by study length, procedures and overnight stays. Industry surveys report typical payments from $75 to $4,500 per completed study, with simple observational studies at the low end and multi-week inpatient Phase 1 studies at the high end. Each listing's study team will confirm the exact amount before you enroll.
Are clinical trials in Brownsville safe?
Every trial on this page is registered on ClinicalTrials.gov, the official NIH registry, and is overseen by an Institutional Review Board (IRB). Before joining you receive an informed consent document detailing procedures, risks and compensation. Participation is voluntary and you can withdraw at any time.
How do I join a study in Brownsville, TX?
Pick a study that matches your profile, contact the research site (or apply through the study links on this page), pass a phone pre-screen, then attend an in-person screening visit. If you qualify, you review and sign the informed consent and the study begins. The process typically takes 1-3 weeks.
How often do new paid studies open in Brownsville?
Constantly — trials open and close enrollment every week. This page is refreshed weekly from the NIH registry. Join the email alert to be notified when a new study opens within 30 miles of Brownsville.
Can I be in more than one clinical trial at a time?
Generally no — most studies exclude participants currently enrolled in another trial, and paid Phase 1 studies enforce a washout period (often 30 days or more) between studies. Frequent healthy volunteers in Brownsville typically complete one or two studies per year.

Paid clinical trials near Brownsville

Other metros within reach

McAllen, TX133 Corpus Christi, TX60 Laredo, TX22 San Antonio, TX1,025 Galveston, TX210 Austin, TX724 Houston, TX3,067 Pasadena, TX3,006

More of TX

Houston3,067 Pasadena3,006 Irving1,967 Grand Prairie1,933 Dallas1,856 Arlington1,853 Garland1,816 Plano1,810 Frisco1,809 Mesquite1,758 San Antonio1,025 Austin724

New paid studies open every week

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