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Colorectal Cancer clinical trials in Westminster, CA

5 studies for Colorectal Cancer are looking for participants at sites in and around Westminster (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 →

A Study of Amivantamab and FOLFIRI Versus Cetuximab/Bevacizumab and FOLFIRI in Participants With KRAS/NRAS and BRAF Wild-type Colorectal Cancer Who Have Previously Received Chemotherapy

RecruitingPhase 3
  • Cancer and Blood Specialty Clinic, Los Alamitos · 5 mi away
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT06750094

A Study of Amivantamab and mFOLFOX6 or FOLFIRI Versus Cetuximab and mFOLFOX6 or FOLFIRI as First-line Treatment in Participants With KRAS/NRAS and BRAF Wild-type Unresectable or Metastatic Left-sided Colorectal Cancer

RecruitingPhase 3
  • Cancer and Blood Specialty Clinic, Los Alamitos · 5 mi away
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT06662786

A Study to Evaluate the Efficacy and Safety of Standard-of-Care Chemotherapy and Bevacizumab With or Without INCA33890 in the First-Line Treatment of Metastatic Microsatellite Stable Colorectal Cancer

RecruitingPhase 3
  • Cancer & Blood Research Center, Los Alamitos · 5 mi away
Ages 18 and older · All sexes · Updated Sep 15, 2026 · NCT07284849

Study of Sotorasib, Panitumumab and FOLFIRI Versus FOLFIRI With or Without Bevacizumab-awwb in Treatment-naïve Participants With Metastatic Colorectal Cancer With KRAS p.G12C Mutation

RecruitingPhase 3
  • Cancer and Blood Research Center, LLC, Los Alamitos · 5 mi away
Ages 18 and older · All sexes · Updated Sep 3, 2026 · NCT06252649

A Study to Test the Safety and Effectiveness of GSK5764227, Alone or With Other Treatments, in Participants With Advanced Gastrointestinal Cancers That Cannot be Surgically Removed (EMBOLD PanGI-201)

RecruitingPhase 1/2
  • GSK Investigational Site, Los Alamitos · 5 mi away
Ages 18 and older · All sexes · Updated Aug 3, 2026 · NCT06885034

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

Other studies in Westminster

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