Clinical Trials at Mercy Hospital Saint Louis

As of July 2026, 94 paid clinical trials are recruiting at Mercy Hospital Saint Louis, located at Mercy Hospital St Louis, 615 S New Ballas Rd, St. Louis, MO 63141, phone (314) 251-6000 in St Louis, Missouri. 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: July 1, 2026.

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94 clinical trials at Mercy Hospital Saint Louis

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

for Central Nervous System Nongerminomatous Germ Cell Tumor

149 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: 3 - 29

Code: NCT04684368·Phase 2·Recruiting

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A Study of Combination Chemotherapy for Patients With Newly Diagnosed DAWT and Relapsed FHWT

for Anaplastic Kidney Wilms Tumor

177 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: Up to 30

Code: NCT04322318·Phase 2·Recruiting

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A Study to Compare Blinatumomab Alone to Blinatumomab With Nivolumab in Patients Diagnosed With First Relapse B-Cell Acute Lymphoblastic Leukemia (B-ALL)

for Down Syndrome

Drug: Nivolumab

209 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 1 - 30

Code: NCT04546399·Phase 2·Recruiting

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Testing the Addition of 131I-MIBG or Lorlatinib to Intensive Therapy in People With High-Risk Neuroblastoma (NBL)

for Ganglioneuroblastoma

152 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: 365 Days - 30

Code: NCT03126916·Phase 3·Recruiting

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Testing the Addition of the Anti-cancer Drug Venetoclax and/or the Anti-cancer Immunotherapy Blinatumomab to the Usual Chemotherapy Treatment for Infants With Newly Diagnosed KMT2A-rearranged or KMT2A-non-rearranged Leukemia

for Acute Leukemia of Ambiguous Lineage

Drug: Venetoclax

112 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: Up to 365 Days

Code: NCT06317662·Phase 2·Recruiting

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Testing the Addition of BMS-986016 (Relatlimab) to the Usual Immunotherapy After Initial Treatment for Recurrent or Metastatic Nasopharyngeal Cancer

for Metastatic Nasopharyngeal Carcinoma

Drug: Relatlimab

83 locations incl. Dublin

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT06029270·Phase 2·Recruiting

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Inotuzumab Ozogamicin in Treating Younger Patients With B-Lymphoblastic Lymphoma or Relapsed or Refractory CD22 Positive B Acute Lymphoblastic Leukemia

for Recurrent B Acute Lymphoblastic Leukemia

156 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: 1 - 21

Code: NCT02981628·Phase 2·Recruiting

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Neoadjuvant Chemotherapy, Excision And Observation vs Chemoradiotherapy For Rectal Cancer

for Rectal Cancer

101 locations incl. Phoenix

Sponsor: Canadian Cancer Trials Group

Sex: All·Age: 18+

Code: NCT06205485·Phase 3·Recruiting

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Dinutuximab With Chemotherapy, Surgery and Stem Cell Transplantation for the Treatment of Children With Newly Diagnosed High Risk Neuroblastoma

for Ganglioneuroblastoma, Nodular

156 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: Up to 30

Code: NCT06172296·Phase 3·Recruiting

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

for Recurrent Langerhans Cell Histiocytosis

105 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 180 Days - 22

Code: NCT05828069·Phase 2·Recruiting

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A Study of the Drug Selinexor With Radiation Therapy in Patients With Newly-Diagnosed Diffuse Intrinsic Pontine (DIPG) Glioma and High-Grade Glioma (HGG)

for Malignant Glioma

Drug: Selinexor

109 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 12 Months - 21

Code: NCT05099003·Phase 1, Phase 2·Recruiting

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Chemotherapy Before Surgery and Radiation Therapy or Surgery and Radiation Therapy Alone in Treating Patients With Nasal and Paranasal Sinus Cancer That Can Be Removed by Surgery

for Stage III Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma AJCC v6 and v7

140 locations incl. Tucson

Sponsor: ECOG-ACRIN Cancer Research Group

Sex: All·Age: 18+

Code: NCT03493425·Phase 2·Recruiting

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Vitamin D for Prostate Endocrine Therapy

for Stage I Prostate Cancer AJCC v8

51 locations incl. Newark

Sponsor: University of Rochester

Sex: Male·Age: 50+

Code: NCT05838716·Phase 3·Recruiting

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Comparing Proton Therapy to Photon Radiation Therapy for Esophageal Cancer

for Clinical Stage I Esophageal Adenocarcinoma AJCC v8

96 locations incl. Phoenix

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT03801876·Phase 3·Recruiting

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