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Colorectal Cancer clinical trials in Boulder, CO

4 studies for Colorectal Cancer are looking for participants at sites in and around Boulder (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, NY77 studies
• Nashville, TN69 studies
• Boston, MA63 studies
• Los Angeles, CA59 studies
• Arlington, VA52 studies
• St. Louis, MO50 studies
• San Antonio, TX46 studies
• Philadelphia, PA44 studies
• Grand Rapids, MI40 studies
• Baldwin Park, CA38 studies
• Seattle, WA34 studies

Other studies in Boulder

• Non-Small Cell Lung Cancer6 studies
• Lung Cancer5 studies
• Mild Cognitive Impairment5 studies
• Ovarian Cancer4 studies
• Breast Cancer4 studies
• Prostate Cancer4 studies
• Metabolic Syndrome4 studies
• Frailty4 studies
• Disorders of Excessive Somnolence4 studies
• Cancer (all types)3 studies
• Melanoma3 studies
• Colon Cancer3 studies

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.