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Colorectal Cancer clinical trials in San Antonio, TX

46 studies for Colorectal Cancer are looking for participants at sites in and around San Antonio (within about 30 miles). Open a study to see who can join and how to contact the study team.

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

About Colorectal Cancer

Colorectal cancer starts in the colon or rectum. It may not cause symptoms at first. Screening tests can help find it early, when treatment is most effective.

More about Colorectal Cancer on MedlinePlus

Colorectal Cancer trials in other cities

• Houston, TX102 studies
• New York City, NY78 studies
• Nashville, TN69 studies
• Boston, MA63 studies
• Los Angeles, CA59 studies
• Arlington, VA52 studies
• St. Louis, MO50 studies
• Philadelphia, PA44 studies
• Grand Rapids, MI40 studies
• Baldwin Park, CA37 studies
• Chicago, IL34 studies
• Tampa, FL34 studies

Other studies in San Antonio

• Non-Small Cell Lung Cancer59 studies
• Breast Cancer47 studies
• Metastatic Cancer44 studies
• Cancer (all types)41 studies
• Obesity40 studies
• Type 2 Diabetes37 studies
• Overweight34 studies
• Ovarian Cancer31 studies
• Pancreatic Cancer31 studies
• Prostate Cancer28 studies
• Endometrial Cancer27 studies
• Lung Cancer26 studies

From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.