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

Paid Clinical Trials in Brownsville, TX

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

61 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.

61studies recruiting
9+research centers nearby
6condition categories
Live from the NIH registry

Studies recruiting near Brownsville right now

Top 25 of 61 recruiting studies, sorted by proximity — each links to its official registry page

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)

Efficacy and Safety of Ribupatide Administered Once Weekly Compared With Semaglutide and Placebo in Participants Living With Obesity Who Do Not Have Diabetes

Obesity Phase 3 Interventional 1,200 participants sought
Kailera Clinical Site — Brownsville, Texas (7.1 mi) · Sponsor: Kailera
See eligibility & contact on ClinicalTrials.gov (NCT07284979)

Registry on NeVa VS for CerebraL VAsospasm ManagemenT in Post SAH PatiEnts

Cerebral Vasospasm, Aneurysmal Subarachnoid Hemorrhage (aSAH) N/A Observational 200 participants sought
Valley Baptist Medical Center- Harlingen — Harlingen, Texas (19.9 mi) · Sponsor: Vesalio
See eligibility & contact on ClinicalTrials.gov (NCT06893588)

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)

A Study to Learn About the Study Medicine Called PF-08046054/SGN-PDL1V Versus Docetaxel in Adult Participants With Previously-Treated Programmed Cell Death Ligand 1 (PD-L1) Positive Non-Small-Cell Lung Cancer (NSCLC)

Non-small Cell Carcinoma, Non-Small Cell Lung Cancer Metastatic Phase 3 Interventional 680 participants sought
Texas Oncology- Central South — Harlingen, Texas (19.9 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT07144280)

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)

A Study to Test Whether BI 3034701 Helps People to Lose Weight Who Live With Obesity or Overweight

Obesity, Overweight Phase 2 Interventional 300 participants sought
South Texas Research Institute - Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Boehringer Ingelheim
See eligibility & contact on ClinicalTrials.gov (NCT07662122)

A Study to Compare the Efficacy of Nivolumab and Relatlimab Plus Chemotherapy vs Pembrolizumab Plus Chemotherapy for Stage IV/Recurrent Non-squamous Non-small Cell Lung Cancer With PD-L1 Expression ≥ 1%

Non-small Cell Lung Cancer Phase 3 Interventional 1,000 participants sought
Local Institution - 0305 — Harlingen, Texas (19.9 mi) · Sponsor: Bristol-Myers Squibb
See eligibility & contact on ClinicalTrials.gov (NCT06561386)

Symbiotic-GU-08: A Study to Learn About the Medicine Called PF-08634404 Dosed Alone and in Combination With Other Anticancer Therapies in Adults With Locally Advanced or Metastatic Renal Cell Cancer

Carcinoma, Renal Cell, Advanced Renal Cell Carcinoma Phase 1, Phase 2 Interventional 224 participants sought
Texas Oncology - Central South — Harlingen, Texas (19.9 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT07227415)

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)

An Induction Study to Investigate the Efficacy and Safety of Duvakitug in Participants With Moderately to Severely Active Crohn's Disease

Crohn's Disease Phase 3 Interventional 980 participants sought
Valley Institute of Research: 8400004 — Harlingen, Texas (19.9 mi) · Sponsor: Sanofi
See eligibility & contact on ClinicalTrials.gov (NCT07184931)

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)

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)

HAPPINESS: cHAnging the Perceived Pain INtEnSity in Populations With Spinal Cord Injury and With Health Disparities: A Feasibility Study

Spinal Cord Injuries N/A Interventional 40 participants sought
University of Texas - Rio Grande Valley — Harlingen, Texas (19.9 mi) · Sponsor: University of Minnesota
See eligibility & contact on ClinicalTrials.gov (NCT06140355)

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)

RESTORE TRIAL: A Phase 2 Study Evaluating the Efficacy and Safety of Pemvidutide in the Treatment of Alcohol-Associated Liver Disease (ALD)

Alcohol Liver Disease Phase 2 Interventional 100 participants sought
Altimmune Clinical Study Site — Brownsville, Texas (7.1 mi) · Sponsor: Altimmune, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT07009860)

Efficacy and Safety of Obefazimod in Subjects With Moderately to Severely Active Crohn's Disease

Moderately to Severely Active Crohn Disease Phase 2 Interventional 212 participants sought
Texas Digestive Specialists — Harlingen, Texas (19.9 mi) · Sponsor: Abivax S.A.
See eligibility & contact on ClinicalTrials.gov (NCT06456593)

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)

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 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)
Actively enrolling

Studies you may be able to join near Brownsville

These studies are recruiting through partner research networks. We may be paid a referral fee if you complete their screening form — this never changes what you pay (nothing) or the compensation the study offers you.

Research study for alcohol-related liver damage

Enrolling US adults aged 18 to 70 with alcohol-induced liver damage and a history of heavy drinking. Not open to people with a recent stroke, heart attack, dialysis, or who take blood thinners.

Screening is free and takes a few minutes. Eligibility and any compensation are confirmed by the study team, not by this site.

Check your eligibility

Research study for bladder problems after spinal cord injury

This study is enrolling US adults aged 18 to 75 living with chronic involuntary bladder leakage caused by a spinal cord injury, for research including investigational gene therapy approaches. The study team confirms eligibility and any compensation before enrollment.

Screening is free and takes a few minutes. Eligibility and any compensation are confirmed by the study team, not by this site.

Check your eligibility
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 61 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 & Metabolism7 studies
  • Liver & Kidney6 studies
  • Cancer & Oncology5 studies
  • Immune & Skin4 studies
  • Heart & Vascular1 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, TX136 Corpus Christi, TX60 Laredo, TX23 San Antonio, TX1,026 Galveston, TX203 Austin, TX723 Houston, TX3,067 Pasadena, TX3,004

By condition

Eligibility and exclusions, condition by condition

Alcoholic Liver Disease in Brownsville Bladder Issues Due To Spinal Cord Injury in Brownsville All conditions

More of TX

Houston3,067 Pasadena3,004 Irving1,967 Grand Prairie1,935 Dallas1,857 Arlington1,856 Garland1,818 Plano1,809 Frisco1,808 Mesquite1,759 San Antonio1,026 Austin723

New paid studies open every week

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