Data sourced from ClinicalTrials.gov (NIH registry) Updated weekly IRB-supervised studies only

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Updated September 2026 from ClinicalTrials.gov

Paid Clinical Trials in Killeen, TX

Q: 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.

Q: 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.

Q: 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.

Q: 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.

Q: 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.

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

107 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.

107studies recruiting

9+research centers nearby

6condition categories

Live from the NIH registry

Studies recruiting near Killeen right now

Top 25 of 107 recruiting studies, sorted by proximity — each links to its official registry page

HEMOTAG® Assessment for Short-term Outcomes of Heart Failure

Heart Failure (HF) N/A Interventional 420 participants sought

Baylor Scott & White Research Institute — Temple, Texas (22.9 mi) · Sponsor: Aventusoft, LLC.

See eligibility & contact on ClinicalTrials.gov (NCT04149743)

Study of Efficacy and Safety of Iptacopan in Patients With C3 Glomerulopathy.

C3G Phase 3 Interventional 98 participants sought

Baylor Scott and White Research — Temple, Texas (22.9 mi) · Sponsor: Novartis Pharmaceuticals

See eligibility & contact on ClinicalTrials.gov (NCT04817618)

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 Efficacy and Safety of Iptacopan in Participants With IC-MPGN

IC-MPGN Phase 3 Interventional 106 participants sought

Baylor Scott and White Research — Temple, Texas (22.9 mi) · Sponsor: Novartis Pharmaceuticals

See eligibility & contact on ClinicalTrials.gov (NCT05755386)

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)

Testing the Addition of Stereotactic Radiation Therapy With Immune Therapy for the Treatment of Patients With Unresectable or Metastatic Renal Cell Cancer, SAMURAI Trial

Metastatic Renal Cell Carcinoma, Stage III Renal Cell Cancer AJCC v8 Phase 2 Interventional 240 participants sought

Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: NRG Oncology

See eligibility & contact on ClinicalTrials.gov (NCT05327686)

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)

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)

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)

PROACTIVE-HF-2 Trial Heart Failure NYHA Class II and III

Heart Failure NYHA Class II, Heart Failure NYHA Class III N/A Interventional 1,750 participants sought

Baylor - Temple — Temple, Texas (22.9 mi) · Sponsor: Endotronix, Inc.

See eligibility & contact on ClinicalTrials.gov (NCT05934487)

Alleviant ALLAY-HFrEF Study

Heart Failure N/A Interventional 350 participants sought

Baylor Scott & White - Temple — Temple, Texas (22.9 mi) · Sponsor: Alleviant Medical, Inc.

See eligibility & contact on ClinicalTrials.gov (NCT06812533)

Minimally Invasive Neuroendoscopic Ultra-Early Targeted ICH Evacuation

Basal Ganglia Intracerebral Hemorrhage N/A Interventional 300 participants sought

Baylor Scott & White Medical Center — Temple, Texas (22.9 mi) · Sponsor: Weill Medical College of Cornell University

See eligibility & contact on ClinicalTrials.gov (NCT07260916)

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)

I-DECIDE After Bronchiolitis Hospitalization

Bronchiolitis Acute N/A Interventional 2,700 participants sought

Baylor Scott and White Mclane Children's — Belton, Texas (15.8 mi) · Sponsor: Seattle Children's Hospital

See eligibility & contact on ClinicalTrials.gov (NCT07243652)

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 of Amivantamab and FOLFIRI Versus Cetuximab/Bevacizumab and FOLFIRI in Participants With KRAS/NRAS and BRAF Wild-type Colorectal Cancer Who Have Previously Received Chemotherapy

Colorectal Neoplasms Phase 3 Interventional 700 participants sought

Scott And White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Janssen Research & Development, LLC

See eligibility & contact on ClinicalTrials.gov (NCT06750094)

A Study of Tacabrutideg (BGB-16673) Compared to Investigator's Choice in Participants With Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma Previously Exposed to Both Bruton Tyrosine Kinase (BTK) and B-cell Leukemia/Lymphoma 2 Protein (BCL2) Inhibitors

CLL, Chronic Lymphocytic Leukemia Phase 3 Interventional 250 participants sought

Baylor Scott and White Health — Temple, Texas (22.9 mi) · Sponsor: BeOne Medicines

See eligibility & contact on ClinicalTrials.gov (NCT06846671)

A Long-Term Safety Study of Elismetrep (K-304) in the Acute Treatment of Migraine

Acute Migraine Phase 3 Interventional 1,000 participants sought

GMG Clinical Research, LLC dba Radiance Clinical Research — Lampasas, Texas (26.8 mi) · Sponsor: Kallyope Inc.

See eligibility & contact on ClinicalTrials.gov (NCT07674654)

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)

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)

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

Baylor Scott and White Medical Center — Temple, Texas (22.9 mi) · Sponsor: Hoffmann-La Roche

See eligibility & contact on ClinicalTrials.gov (NCT06588855)

A Study of a New Way to Treat Children and Young Adults With a Brain Tumor Called NGGCT

Central Nervous System Nongerminomatous Germ Cell Tumor, Choriocarcinoma Phase 2 Interventional 160 participants sought

Scott and White Memorial Hospital — Temple, Texas (22.9 mi) · Sponsor: Children's Oncology Group

See eligibility & contact on ClinicalTrials.gov (NCT04684368)

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)

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.

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 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

Website

"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

Website

"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

Website

"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

Website

Pinnacle Clinical Research

★ 4.6

3201 S Austin Ave #335, Georgetown, TX 78626

(737) 444-8408

Website

"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

Website

"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

Website

"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

Website

"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

Website

"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 107 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 & Oncology9 studies
Heart & Vascular3 studies
Liver & Kidney2 studies
Brain & Mental Health1 studies
Lungs & Breathing1 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, TX741 College Station, TX46 Arlington, TX1,880 Fort Worth, TX619 Grand Prairie, TX1,964 San Antonio, TX1,010 Irving, TX1,996

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

Houston3,071 Pasadena3,014 Irving1,996 Grand Prairie1,964 Arlington1,880 Dallas1,877 Garland1,838 Plano1,830 Frisco1,829 Mesquite1,777 San Antonio1,010 Austin741

New paid studies open every week

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