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Cancer (all types) clinical trials in St. Louis, MO
46 studies for Cancer (all types) are looking for participants at sites in and around St. Louis (within about 30 miles). Open a study to see who can join and how to contact the study team.
Testing the Addition of Herceptin Hylecta or Phesgo to the Usual Chemotherapy for HER2 Positive Endometrial Serous Carcinoma or Carcinosarcoma
RecruitingPhase 3
- Washington University School of Medicine, St Louis
- Mercy Hospital South, St Louis
- Mercy Hospital Saint Louis, St Louis
- and 1 more
A Study to Learn About the Medicine Ponsegromab in Adults With Cancer of the Pancreas Which Has Spread and Caused Significant Body Weight Loss and Fatigue
RecruitingPhase 2/3
- Cancer Care Specialists of Illinois - Cancer Care Center of O'Fallon, O'Fallon · 16 mi away
Solid Tumor Analysis for HLA Loss of Heterozygosity (LOH) and Apheresis for CAR T- Cell Manufacturing
RecruitingObservational study
- Washington University, St Louis
Long-Term Follow-up Protocol for Participants Treated With Gene-Modified T Cells
RecruitingPhase 2/3
- Siteman Cancer Center, St Louis
Collection of Tissue Samples for Cancer Research
RecruitingObservational study
- Washington University - St. Louis, St Louis
Replacing Invasive Cystoscopy With Urine Testing for Non-muscle Invasive Bladder Cancer Surveillance
RecruitingPhase 2
- VA St.Louis Healthcare System, St Louis
A Phase I/IIa Study of AZD8205 Given Alone or Combined, in Participants With Advanced/Metastatic Solid Malignancies
RecruitingPhase 1/2
- Research Site, St Louis
A Study to Investigate Safety and Effectiveness of Tacabrutideg (BGB-16673) in Combination With Other Agents in Participants With Relapsed or Refractory B-Cell Malignancies
RecruitingPhase 1/2
- Washington University School of Medicine, St Louis
A Study to Evaluate Safety, Tolerability and Preliminary Activity of AGX101 in Participants With Advanced Solid Tumors
RecruitingPhase 1
- Washington University School of Medicine, St Louis
A Phase 1/1b Study of IAM1363 in HER2 Cancers
RecruitingPhase 1
- Washington University School of Medicine, St Louis
HSV G207 in Children With Recurrent or Refractory Cerebellar Brain Tumors
RecruitingPhase 1
- Siteman Cancer Center at Washington University, St Louis
A Longitudinal Multi-Omic Biomarker Profiling Study of Patients With Head & Neck Squamous Cell Carcinoma (HNSCC)
RecruitingObservational study
- Washington University in St. Louis, St Louis
Project: Every Child for Younger Patients With Cancer
RecruitingObservational study
- Cardinal Glennon Children's Medical Center, St Louis
- Washington University School of Medicine, St Louis
- Mercy Hospital Saint Louis, St Louis
A First-in-Human Study of KK2223 in Participants With Relapsed or Refractory T Cell Non-Hodgkin Lymphoma
RecruitingPhase 1
- Washington University School of Medicine - Oncology Hospital - Public, St Louis
Efficacy and Safety of Intravesical TARA-002 Compared With Investigator's Choice of Intravesical Chemotherapy in Participants With BCG-naïve High-grade Non-muscle Invasive Bladder Cancer
RecruitingPhase 3
- Renown Regional Medical Center, St Louis
FOG-001 in Locally Advanced or Metastatic Solid Tumors
RecruitingPhase 1/2
- Washington University School of Medicine, St Louis
Testing Olaparib for One or Two Years, With or Without Bevacizumab, to Treat Ovarian Cancer
RecruitingPhase 3
- Mercy Infusion Center - Chippewa, St Louis
- Washington University School of Medicine, St Louis
- Mercy Hospital South, St Louis
- and 5 more
A Study of PHN-012 in Patients With Advanced Solid Tumors
RecruitingPhase 1
- PHN-012-001 Site, St Louis
IDOV-Immune for Advanced Solid Tumors
RecruitingPhase 1
- Washington University School of Medicine, St Louis
A Study of ASP3082 in Adults With Advanced Solid Tumors
RecruitingPhase 1
- Washington University School of Medicine, St Louis
Relacorilant in Combination With Different Treatment Regimens in Patients With Gynecological Cancers
RecruitingPhase 2
- 521, St Louis
Study of mRNA-4359 Administered Alone and in Combination With Immune Checkpoint Blockade in Participants With Advanced Solid Tumors
RecruitingPhase 1/2
- Washington University, St Louis
A Phase 1 Study of BMS-986500 as Monotherapy or Combination Therapy in Advanced Solid Tumors
RecruitingPhase 1
- Washington University School of Medicine, St Louis
Registry Study for Radiation Therapy Outcomes
RecruitingObservational study
- Mercy David C. Pratt Cancer Center, St Louis
CARE Tool Study Aim 3
Recruiting
- Washington University School of Medicine, St Louis
- Alton Memorial Hospital, Alton · 18 mi away
First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors
RecruitingPhase 1/2
- Washington University, St Louis
Predicting Response to Immunotherapy From Analysis of Live Tumor Biopsies (ELEPHAS-05)
RecruitingObservational study
- Mercy Hospital - South, St Louis
- Mercy Hospital -STL, St Louis
Childhood Cancer Survivor Study
RecruitingObservational studyHealthy volunteers welcome
- St. Louis Children's Hospital/The Washington University, St Louis
Preventing Liver Cancer Mortality Through Imaging With Ultrasound vs. MRI
Recruiting
- St. Louis VA Medical Center John Cochran Division, St. Louis, MO, St Louis
Patients At Risk for Sensory Screening (HPARSS) to Enhance Sensory Deficit Screening in Childhood Cancer Survivors
Recruiting
- St. Louis Children's Hospital - Washington University School of Medicine, St Louis
A Study to Evaluate the Safety and Efficacy of Mesothelin-Targeting Logic-gated CAR T, in Participants With Solid Tumors That Express MSLN and Have Lost HLA-A*02 Expression
RecruitingPhase 1/2
- Washington University, St Louis
A Study to Learn About Study Medicine ALTA3263 in Adults With Advanced Solid Tumors With KRAS Mutations
RecruitingPhase 1
- Research Site, St Louis
An AI-Generated, Personalized Question Prompt List Intervention for Patients With Hematologic Cancers
Recruiting
- Washington University School of Medicine, St Louis
A Study of Repotrectinib (TPX-0005) in Patients With Advanced Solid Tumors Harboring ALK, ROS1, or NTRK1-3 Rearrangements
RecruitingPhase 1/2
- Washington University Infusion Center Pharmacy, St Louis
Patient Position Monitoring System for Beam Gated Radiation Therapy of Malignancies of the Chest and Upper Abdomen
RecruitingObservational study
- Washington University School of Medicine, St Louis
Galleri® in the Medicare Population.
RecruitingHealthy volunteers welcome
- Mercy Health St. Louis, St Louis
A Study to Find a Suitable Dose of ASP5834 in Adults With Solid Tumors
RecruitingPhase 1
- Washington University School of Medicine, St Louis
TEMPUS ARIES: A Biobank Registry Platform Study in Oncology
RecruitingObservational study
- Cancer Care Specialists of Illinois, O'Fallon · 16 mi away
Cancer Care Companion
Recruiting
- Washington University School of Medicine/Saint Louis Children's Hospital, St Louis
GEMINI-NSCLC: NSCLC Biomarker Study
RecruitingObservational study
- Mercy Clinic Oncology and Hematology - Sindelar Cancer Center, St Louis
- Mercy Clinic Oncology and Hematology - David C. Pratt Cancer Center, St Louis
Beat Childhood Cancer Specimen Banking and Data Registry
RecruitingObservational studyHealthy volunteers welcome
- Cardinal Glennon Children's Hospital, St Louis
Phase 1 Study Evaluating the Safety and PK of ADU-1805 in Advanced Solid Tumors
RecruitingPhase 1
- Washington University Medical Campus, St Louis
SYNERGY-AI: Artificial Intelligence Based Precision Oncology Clinical Trial Matching and Registry
RecruitingObservational study
- Massive Bio SYNERGY-AI site, St Louis
A Study to Evaluate the Safety and Efficacy of A2B395, an Allogeneic Logic-gated CAR T, in Participants With Solid Tumors That Express EGFR and Have Lost HLA-A*02 Expression
RecruitingPhase 1/2
- Washington University, St Louis
Tempus CRC Surveillance Study: A ctDNA Biomarker Profiling Study of Patients With CRC Using NGS Assays
RecruitingObservational study
- Washington University School of Medicine, St Louis
- Mercy Clinic Oncology and Hematology - Sindelar Cancer Center, St Louis
- Mercy Clinic Oncology and Hematology - David C. Pratt Cancer Center, St Louis
Melanoma Margins Trial-II: 1cm v 2cm Wide Surgical Excision Margins for AJCC Stage II Primary Cutaneous Melanoma
Recruiting
- Washington University School of Medicine, St Louis
- Siteman Cancer Centre, Barnes Jewish West County, Creve Coeur · 12 mi away
About Cancer (all types)
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Cancer (all types) trials in other cities
- Houston, TX123 studies
- New York City, NY111 studies
- Boston, MA86 studies
- Los Angeles, CA73 studies
- Nashville, TN64 studies
- Philadelphia, PA60 studies
- Washington, DC60 studies
- Durham, NC59 studies
- Chicago, IL52 studies
- Atlanta, GA50 studies
- Seattle, WA50 studies
- Arlington, VA49 studies
Other studies in St. Louis
- Non-Small Cell Lung Cancer71 studies
- Breast Cancer65 studies
- Metastatic Cancer53 studies
- Colorectal Cancer49 studies
- Prostate Cancer47 studies
- Lung Cancer39 studies
- Ovarian Cancer36 studies
- Pancreatic Cancer33 studies
- Endometrial Cancer29 studies
- Head and Neck Squamous Cell Carcinoma28 studies
- Heart Failure26 studies
- Alzheimer's Disease23 studies
From ClinicalTrials.gov, data retrieved Sep 29, 2026. Each study sets its own eligibility; the study team decides who can join.