Clinical Trials at Cancer Care Center of O'Fallon

As of June 2026, 87 paid clinical trials are recruiting at Cancer Care Center of O'Fallon, located at Cancer Care Specialists of IL, Cancer Care Center of O'Fallon, 321 Regency Park, O'Fallon, IL 62269, phone (618) 416-7970 in O'Fallon, Illinois. Compensation typically covers time, travel, and study visits — most studies also offer study-related medical care at no cost to participants.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 12, 2026.

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87 clinical trials at Cancer Care Center of O'Fallon

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S1703 Serum Tumor Marker Directed Disease Monitoring in Patients With Hormone Receptor Positive Her2 Negative Metastatic Breast Cancer

for Anatomic Stage IV Breast Cancer AJCC v8

709 locations incl. Anchorage

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT03723928·Recruiting

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Testing Osimertinib as a Treatment for Lung Cancers With an EGFR Exon 20 Change

for Advanced Lung Non-Small Cell Carcinoma

Drug: Osimertinib

345 locations incl. Anchorage

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT03191149·Phase 2·Recruiting

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S1501 Dual Observational and Randomized Cohort Study of Patients With Metastatic HER-2+ Breast Cancer at Risk of Cardiac Toxicity

for Cardiotoxicity

577 locations incl. Anchorage

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT03418961·Phase 3·Recruiting

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Active Surveillance, Bleomycin, Etoposide, Carboplatin or Cisplatin in Treating Pediatric and Adult Patients With Germ Cell Tumors

for Childhood Extracranial Germ Cell Tumor

566 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: All ages

Code: NCT03067181·Phase 3·Recruiting

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Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery

for Head and Neck Squamous Cell Carcinoma

676 locations incl. Birmingham

Sponsor: ECOG-ACRIN Cancer Research Group

Sex: All·Age: 18+

Code: NCT02734537·Phase 2·Recruiting

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Vismodegib, FAK Inhibitor GSK2256098, Capivasertib, and Abemaciclib in Treating Patients With Progressive Meningiomas

for Intracranial Meningioma

780 locations incl. Birmingham

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT02523014·Phase 2·Recruiting

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Collection and Storage of Tissue and Blood Samples From Patients With Cancer

for Hematopoietic and Lymphatic System Neoplasm

140 locations incl. Birmingham

Sponsor: National Cancer Institute LAO

Sex: All·Age: 2 Months+

Code: NCT02474160·Recruiting

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