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

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 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)

A Study to Evaluate the Efficacy and Safety of Icotrokinra (JNJ-77242113) in Biologic-experienced and Biologic-naive Participants With Active Psoriatic Arthritis

Arthritis, Psoriatic Phase 3 Interventional 750 participants sought
Naiara Alvarez MD Integrative Rheumatology of South TX — Harlingen, Texas (19.9 mi) · Sponsor: Janssen Research & Development, LLC
See eligibility & contact on ClinicalTrials.gov (NCT06807424)

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 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)

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 Clinical Study to Evaluate the Effects of Enicepatide (RO7795068) in Participants With Obesity or Overweight Without Type 2 Diabetes

Obesity or Overweight Phase 3 Interventional 2,000 participants sought
South Texas Research Institute - Brownsville — Brownsville, Texas (7.1 mi) · Sponsor: Hoffmann-La Roche
See eligibility & contact on ClinicalTrials.gov (NCT07351045)

A Study to Assess the Efficacy and Safety of Induction Therapy With Afimkibart (Also Known as RO7790121) in Participants With Moderately to Severely Active Ulcerative Colitis

Moderately to Severely Active Ulcerative Colitis Phase 3 Interventional 350 participants sought
Cano Medical Center — Harlingen, Texas (19.9 mi) · Sponsor: Hoffmann-La Roche
See eligibility & contact on ClinicalTrials.gov (NCT06588855)

A Phase III Study of AZD0780 on Major Adverse CV Events in Patients With a History of ASCVD Events or at High Risk for a First Event

Cardiovascular Disease Phase 3 Interventional 15,100 participants sought
Research Site — Brownsville, Texas (7.1 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT07000357)

Efficacy and Safety of Ribupatide Administered Once Weekly in Participants Living With Obesity or Overweight and Diabetes

Obesity With Diabetes, Overweight With Diabetes Phase 3 Interventional 1,156 participants sought
Kailera Clinical Site — Brownsville, Texas (7.1 mi) · Sponsor: Kailera
See eligibility & contact on ClinicalTrials.gov (NCT07284901)

Study of the Bria-IMT Regimen and CPI vs Physicians' Choice in Advanced Metastatic Breast Cancer.

Breast Cancer, Metastatic Breast Cancer Phase 3 Interventional 404 participants sought
Texas Oncology - Harlingen — Harlingen, Texas (19.9 mi) · Sponsor: BriaCell Therapeutics Corporation
See eligibility & contact on ClinicalTrials.gov (NCT06072612)

A Research Study Investigating How Well the Medicine Zenagamtide Helps People With Excess Body Weight Lose Weight Compared to Semaglutide

Overweight, Obesity Phase 3 Interventional 650 participants sought
Pinnacle Clinical Research — Brownsville, Texas (7.1 mi) · Sponsor: Novo Nordisk A/S
See eligibility & contact on ClinicalTrials.gov (NCT07668414)

A Study to Learn About the Study Medicine Called PF-07248144 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment.

Breast Cancer Phase 3 Interventional 400 participants sought
Texas Oncology - Central South (Pease) — Harlingen, Texas (19.9 mi) · Sponsor: Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT07062965)

To Evaluate Efficacy of Belinostat or Pralatrexate in Combination Against CHOP Alone in PTCL

Peripheral T Cell Lymphoma Phase 3 Interventional 504 participants sought
Valley Cancer Associates — Harlingen, Texas (19.9 mi) · Sponsor: Acrotech Biopharma Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06072131)

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)

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)

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-Site Number: 8400004 — Harlingen, Texas (19.9 mi) · Sponsor: Sanofi
See eligibility & contact on ClinicalTrials.gov (NCT07184931)

cHAnging the Perceived Pain INtensity in divErSe Populations With Spinal Cord Injury

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)

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)

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)
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.

See which clinical studies you may qualify for

A partner research network matches volunteers with studies that are currently enrolling in the United States. You answer a few screening questions about your health and where you live; if a study looks like a fit, its team contacts you to confirm eligibility.

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:

  • Cancer & Oncology7 studies
  • Immune & Skin6 studies
  • Diabetes & Metabolism4 studies
  • Heart & Vascular3 studies
  • Liver & Kidney2 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, TX137 Corpus Christi, TX70 Laredo, TX23 San Antonio, TX1,015 Galveston, TX201 Austin, TX751 Houston, TX3,077 Pasadena, TX3,010

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

Houston3,077 Pasadena3,010 Irving2,008 Grand Prairie1,978 Arlington1,893 Dallas1,887 Garland1,848 Plano1,839 Frisco1,838 Mesquite1,788 San Antonio1,015 Austin751

New paid studies open every week

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