Data sourced from ClinicalTrials.gov (NIH registry) Updated weekly IRB-supervised studies only
Home/TX/Killeen
Updated August 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
6condition 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

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)

Clinical Trial of BP1001 in Combination With With Venetoclax Plus Decitabine in AML

Acute Myeloid Leukemia (AML) Phase 2 Interventional 108 participants sought
Baylor Scott & White Research Institute — Temple, Texas (22.9 mi) · Sponsor: Bio-Path Holdings, Inc.
See eligibility & contact on ClinicalTrials.gov (NCT02781883)

QuantifyHER: Quantitative Immunofluorescence and/or RT-qPCR for Measuring HER2 in HER2-low Metastatic Breast Cancer

HER2-positive Metastatic Breast Cancer N/A Observational 200 participants sought
MD Anderson Cancer center — Woodland, Texas (14.7 mi) · Sponsor: Abramson Cancer Center at Penn Medicine
See eligibility & contact on ClinicalTrials.gov (NCT06551116)

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)

Study of Patritumab Deruxtecan in Participants With Gastrointestinal Cancers (MK-1022-011) (HERTHENA-PanTumor02)

Gastrointestinal Cancer Phase 1, Phase 2 Interventional 180 participants sought
Scott & White Medical Center-Temple ( Site 1224) — Temple, Texas (22.9 mi) · Sponsor: Merck Sharp & Dohme LLC
See eligibility & contact on ClinicalTrials.gov (NCT06596694)

Study to Evaluate the Effect of Balcinrenone/Dapagliflozin in Patients With Heart Failure and Impaired Kidney Function

Heart Failure and Impaired Kidney Function Phase 3 Interventional 4,800 participants sought
Research Site — Temple, Texas (22.9 mi) · Sponsor: AstraZeneca
See eligibility & contact on ClinicalTrials.gov (NCT06307652)

A Study to Assess the Efficacy and Safety of FORE8394 in Participants With Cancer Harboring BRAF Alterations

Cancer Harboring BRAF Alterations, HGG Phase 2 Interventional 254 participants sought
Baylor Scott & White Medical Center — Temple, Texas (22.9 mi) · Sponsor: Fore Biotherapeutics
See eligibility & contact on ClinicalTrials.gov (NCT05503797)

Multisite Advancement of Research on Chronic Posttraumatic Headache

Posttraumatic Headache N/A Interventional 525 participants sought
Carl R. Darnall Army Medical Center (Fort Cavazos) — Killeen, Texas (2.9 mi) · Sponsor: The University of Texas Health Science Center at San Antonio
See eligibility & contact on ClinicalTrials.gov (NCT05620719)

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)

Implementation pRogram to Improve Screening and Management for CKD in Diabetes (Program 1) (IRIS-CKD)

Chronic Kidney Disease(CKD), Type 2 DM N/A Interventional 750 participants sought
Baylor Scott & White — Temple, Texas (22.9 mi) · Sponsor: Duke University
See eligibility & contact on ClinicalTrials.gov (NCT06906627)

GORE® CARDIOFORM Septal Occluder and Antiplatelet Medical Management for Reduction of Recurrent Stroke in Patients With Patent Foramen Ovale (PFO): the REDUCE Post Approval Study

Stroke, PFO - Patent Foramen Ovale N/A Interventional 636 participants sought
Baylor Scott & White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: W.L.Gore & Associates
See eligibility & contact on ClinicalTrials.gov (NCT03821129)

Acceptance and Commitment Therapy Integrated Vestibular Rehabilitation (ACTIVE) RCT

Concussion, Mild, Mild Traumatic Brain Injury (mTBI) N/A Interventional 250 participants sought
Intrepid Spirit Center, Carl R. Darnall Army Medical Center — Fort Hood, Texas (12.5 mi) · Sponsor: University of Pittsburgh
See eligibility & contact on ClinicalTrials.gov (NCT06819904)

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
Baylor Scott and White Health — Temple, Texas (22.9 mi) · Sponsor: Boehringer Ingelheim
See eligibility & contact on ClinicalTrials.gov (NCT06935370)

Standard Systemic Therapy With or Without Definitive Treatment in Treating Participants With Metastatic Prostate Cancer

Castration Levels of Testosterone, Metastatic Prostatic Adenocarcinoma Phase 3 Interventional 1,273 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: SWOG Cancer Research Network
See eligibility & contact on ClinicalTrials.gov (NCT03678025)

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)

Non-Trauma Intervention to Treat PTSD for Veterans and Service Members Suffering From a TBI

PTSD, Post Traumatic Stress Disorder N/A Interventional 30 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 (NCT07351305)

A Study to Compare Standard Chemotherapy to Therapy With CPX-351 and/or Gilteritinib for Patients With Newly Diagnosed AML With or Without FLT3 Mutations

Acute Myeloid Leukemia Phase 3 Interventional 1,186 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Children's Oncology Group
See eligibility & contact on ClinicalTrials.gov (NCT04293562)

A Study of Disitamab Vedotin Alone or With Pembrolizumab in Urothelial Cancer That Expresses HER2

Urothelial Carcinoma Phase 2 Interventional 372 participants sought
Baylor Scott & White Medical Center - Temple — Temple, Texas (22.9 mi) · Sponsor: Seagen, a wholly owned subsidiary of Pfizer
See eligibility & contact on ClinicalTrials.gov (NCT04879329)

Behavioral Insomnia Treatment in Mild Traumatic Brain Injury

Insomnia, Mild Traumatic Brain Injury N/A Interventional 160 participants sought
Carl R. Darnall Army Medical Center — Fort Cavazos, Texas (4.9 mi) · Sponsor: The University of Texas Health Science Center at San Antonio
See eligibility & contact on ClinicalTrials.gov (NCT06551987)

Trial to Evaluate Safety And Effectiveness of Mechanical Circulatory Support in Patients With Advancing Heart Failure

Heart Failure, Heart Diseases N/A Interventional 850 participants sought
Scott & White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Abbott Medical Devices
See eligibility & contact on ClinicalTrials.gov (NCT06526195)

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)

Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial

Advanced Malignant Solid Neoplasm, Anatomic Stage III Breast Cancer AJCC v8 Phase 2 Interventional 2,900 participants sought
Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: National Cancer Institute (NCI)
See eligibility & contact on ClinicalTrials.gov (NCT05564377)

Evaluation of a Group-based, Skills Training for Increasing Mental Toughness

Resilience, Mental Toughness N/A Interventional 2,400 participants sought
Fort Hood — Killeen, Texas (2.9 mi) · Sponsor: Uniformed Services University of the Health Sciences
See eligibility & contact on ClinicalTrials.gov (NCT07050238)
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 & Oncology11 studies
  • Heart & Vascular6 studies
  • Brain & Mental Health2 studies
  • Liver & Kidney2 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, TX54 Austin, TX736 College Station, TX47 Arlington, TX1,866 Fort Worth, TX609 Grand Prairie, TX1,947 San Antonio, TX1,023 Irving, TX1,979

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

Houston3,068 Pasadena3,007 Irving1,979 Grand Prairie1,947 Arlington1,866 Dallas1,864 Garland1,826 Plano1,817 Frisco1,816 Mesquite1,767 San Antonio1,023 Austin736

New paid studies open every week

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