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

Paid Clinical Trials in Killeen, TX

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

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

105studies recruiting
9+research centers nearby
7condition categories
Live from the NIH registry

Studies recruiting near Killeen right now

Top 25 of 105 recruiting studies, sorted by proximity — each links to its official registry page

Minimal Residual Disease Assessment in Patients With Colorectal Cancer, the MiRDA-C Study

Colorectal Adenocarcinoma, Stage I Colorectal Cancer AJCC v8 N/A Observational 1,000 participants sought
Baylor Scott & White Research Institute — Temple, Texas (22.9 mi) · Sponsor: M.D. Anderson Cancer Center
See eligibility & contact on ClinicalTrials.gov (NCT04739072)

Testing the Use of Neratinib or the Combination of Neratinib and Palbociclib Targeted Treatment for HER2+ Solid Tumors (A ComboMATCH Treatment Trial)

Malignant Female Reproductive System Neoplasm, Malignant Solid Neoplasm Phase 2 Interventional 70 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT06126276)

Depemokimab as an Extended treatmeNt Duration Biologic in Adults With Chronic Obstructive Pulmonary Disease (COPD) and Type 2 Inflammation (ENDURA-2)

Pulmonary Disease, Chronic Obstructive Phase 3 Interventional 960 participants sought
GSK Investigational Site — Lampasas, Texas (26.8 mi) · Sponsor: GlaxoSmithKline
See eligibility & contact on ClinicalTrials.gov (NCT06961214)

SYNERGY-AI: Artificial Intelligence Based Precision Oncology Clinical Trial Matching and Registry

Cancer, Metastatic, Cancer N/A Observational 50,000 participants sought
Massive Bio SYNERGY-AI site — Temple, Texas (22.9 mi) · Sponsor: Massive Bio, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT03452774)

Combining Immunotherapy and Radiation Therapy to Help Patients Avoid Bladder Removal After Treatment Shrinks Muscle Invasive Bladder Cancer, BRIGHT Trial

Muscle Invasive Bladder Urothelial Carcinoma, Stage II Bladder Cancer AJCC v8 Phase 2 Interventional 111 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT07061964)

A Study to Test the Addition of the Drug Cabozantinib to Chemotherapy in Patients With Newly Diagnosed Osteosarcoma

High Grade Osteosarcoma, Localized Osteosarcoma Phase 2, Phase 3 Interventional 1,122 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT05691478)

Rinatabart Sesutecan (Rina-S, PRO1184, GEN1184) for Advanced Solid Tumors (GCT1184-01/ PRO1184-001)

High Grade Epithelial Ovarian Cancer, High Grade Serous Ovarian Cancer Phase 1, Phase 2 Interventional 884 participants sought
USOR Texas Oncology Gulf Coast — Woodland, Texas (14.7 mi) · Sponsor: Genmab
See eligibility & contact on ClinicalTrials.gov (NCT05579366)

Trauma BPE Prolonged Exposure Therapy for Injured Individuals Admitted to a Level I Trauma Center

Traumatic Injury, PTSD N/A Interventional 300 participants sought
Baylor Scott & White Medical Center - Temple — Temple, Texas (22.9 mi) · Sponsor: Baylor Research Institute
See eligibility & contact on ClinicalTrials.gov (NCT06210711)

Evaluate Optimization of CRS Profile for Glofit Monotherapy and Glofit+GemOx in R/R Aggressive B-NHL

Relapsed or Refractory Aggressive B-Cell Non-Hodgkins Lymphoma Phase 2 Interventional 130 participants sought
Baylor Scott & White Health — Temple, Texas (22.9 mi) · Sponsor: Hoffmann-La Roche
See eligibility & contact on ClinicalTrials.gov (NCT06806033)

Treatment of Chronic Anger and Aggression Following Military-Related Betrayal

Anger Problems, Aggression N/A Interventional 40 participants sought
Carl R. Darnall Army Medical Center (CRDAMC) at Fort Cavazos — Fort Cavazos, Texas (4.9 mi) · Sponsor: The University of Texas Health Science Center at San Antonio
See eligibility & contact on ClinicalTrials.gov (NCT06609330)

A Study to Assess the Efficacy and Safety of Induction and Maintenance Therapy With Afimkibart (RO7790121) in Participants With Moderately to Severely Active Crohn's Disease

Moderately to Severely Active Crohns Disease Phase 3 Interventional 600 participants sought
Baylor Scott and White Medical Center — Temple, Texas (22.9 mi) · Sponsor: Hoffmann-La Roche
See eligibility & contact on ClinicalTrials.gov (NCT06819878)

Combining Stellate Ganglion Block With Prolonged Exposure for PTSD

Stress Disorders, Post-Traumatic Phase 2 Interventional 140 participants sought
Carl R. Darnall Army Medical Center — Fort Hood, Texas (12.5 mi) · Sponsor: The University of Texas Health Science Center at San Antonio
See eligibility & contact on ClinicalTrials.gov (NCT05889741)

A Study to Investigate the Efficacy and Safety of Tezepelumab Compared With Placebo in Children 5 to < 12 Years Old With Severe Asthma

Asthma Phase 3 Interventional 231 participants sought
Research Site — Temple, Texas (22.9 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06023589)

Project: Every Child for Younger Patients With Cancer

Adrenal Gland Pheochromocytoma, Carcinoma In Situ N/A Observational 75,000 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Children's Oncology Group
See eligibility & contact on ClinicalTrials.gov (NCT02402244)

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

Peripheral T Cell Lymphoma Phase 3 Interventional 504 participants sought
Baylor Scott & White Medical Center - Temple — Temple, Texas (22.9 mi) · Sponsor: Acrotech Biopharma Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06072131)

Testing the Addition of the Anti-Cancer Drug Tivozanib to Immunotherapy (Pembrolizumab) After Surgery to Remove All Known Sites of Kidney Cancer

Clear Cell Renal Cell Carcinoma, Renal Cell Carcinoma (RCC) Phase 3 Interventional 1,040 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Alliance for Clinical Trials in Oncology
See eligibility & contact on ClinicalTrials.gov (NCT06661720)

A Study With Tovorafenib (DAY101) as a Treatment Option for Progressive, Relapsed, or Refractory Langerhans Cell Histiocytosis

Recurrent Langerhans Cell Histiocytosis, Refractory Langerhans Cell Histiocytosis Phase 2 Interventional 48 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT05828069)

Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer

PIK3CA Mutation, HER2- Negative Breast Cancer Phase 3 Interventional 540 participants sought
Baylor Scott and White Medical Center — Temple, Texas (22.9 mi) · Sponsor: Relay Therapeutics, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT06982521)

A Study of Mavorixafor in Participants With Congenital and Acquired Primary Autoimmune and Idiopathic Chronic Neutropenic Disorders Who Are Experiencing Recurrent and/or Serious Infections

Neutropenia Phase 3 Interventional 176 participants sought
Sarah Cannon Research Institute — Woodland, Texas (14.7 mi) · Sponsor: X4 Pharmaceuticals
See eligibility & contact on ClinicalTrials.gov (NCT06056297)
Actively enrolling

Studies you may be able to join near Killeen

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 Killeen

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

CyberTex Institute of Technology

★ 4.0
2207 Florence Rd, Killeen, TX 76542
(254) 634-3500
"I was debating between a few different schools, but choosing CyberTex Institute of Technology for the Medical Assistant program was one of the best d…"
— Adriana Tinoco, 5★

Carl R. Darnall Army Medical Center

★ 2.3
36065 Santa Fe Ave, Fort Hood, TX 76544
(254) 288-8888
"I had an excellent experience at Darnall Army Medical Center, from the Emergency Department through my hospital stay. I was admitted through the ER o…"
— Ana Rita Damiao, 5★

Scout Ketamine and Wellness

★ 4.9 (51 reviews)
220 Commercial Dr Ste B, Harker Heights, TX 76548
(254) 251-3411
"Thank you Sherry and your staff for changing my life."
— Corby Vinson, 5★

Central Texas Clinical Research

★ 4.9 (13 reviews)
900 E 30th St #302, Austin, TX 78705
(512) 480-9660

Pinnacle Clinical Research

★ 4.6
3201 S Austin Ave #335, Georgetown, TX 78626
(737) 444-8408
"Great experience. Professional, good tech, empathetic, and educational. Director gave me some of his time to talk about my liver health. Very happy w…"
— Kevin Myhro, 5★

Velocity Clinical Research

★ 4.9
6600 Fish Pond Rd #202, Waco, TX 76710
(254) 294-4780
"Everyone that works at Velocity are always very kind and considerate."
— Rose Banks, 5★

Pinnacle Clinical Research

★ 4.7 (21 reviews)
8015 Shoal Creek Blvd Ste 114, Austin, TX 78757
(512) 384-1560
"The people who work here are very polite, respectful, & a pleasure to be around."
— Raven S, 4★

Austin Clinical Research

★ 5.0
9707 Anderson Mill Rd Ste 100, Austin, TX 78750
(512) 279-1251
"Excellent experience in all ways. Very competent staff, as well as very personable people. Although my husband did not qualify for a trial, we rece…"
— Lee Price Arellano, 5★

Velocity Clinical Research

★ 4.4
12515-2 Research Blvd Ste 225, Austin, TX 78759
(512) 506-8287
"Efficient in wonderful facilities I've just started the process day one was yesterday Thursday day two will be today Friday"
— guy mcdonald, 5★

Clinical trials in Killeen: what's recruiting

The Killeen area currently has 105 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 Killeen, the most active research areas are:

  • Cancer & Oncology12 studies
  • Liver & Kidney4 studies
  • Heart & Vascular3 studies
  • Lungs & Breathing2 studies
  • Diabetes & Metabolism1 studies

Every listing shows the study phase, the recruiting site and its distance from Killeen, 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 Killeen

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.

Killeen 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 Killeen 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.
Do I need to be sick to join a clinical trial in Killeen?
No. Many studies recruit healthy volunteers, especially early-phase studies run at dedicated research centers. Others need participants diagnosed with a specific condition. Every trial lists its eligibility criteria — age range, condition, medications — and the study team screens you before enrollment.
Are clinical trials in Killeen 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 Killeen, 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.
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 Killeen typically complete one or two studies per year.

Paid clinical trials near Killeen

Other metros within reach

Waco, TX53 Austin, TX738 College Station, TX46 Arlington, TX1,871 Fort Worth, TX609 Grand Prairie, TX1,956 San Antonio, TX1,010 Irving, TX1,988

By condition

Eligibility and exclusions, condition by condition

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

More of TX

Houston3,069 Pasadena3,010 Irving1,988 Grand Prairie1,956 Arlington1,871 Dallas1,868 Garland1,830 Plano1,825 Frisco1,824 Mesquite1,771 San Antonio1,010 Austin738

New paid studies open every week

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