Clinical trial No longer in our active list Observational Ages 18 to 75

Using chemotherapy with cetuximab to treat unresectable liver metastasis from right-sided colon cancer

Official title: Doublet or Triplet Chemotherapy With Cetuximab as Conversion Therapy in RAS/BRAF Wild Type Unresectable Liver Metastasis Right-sided Colon Cancer With Curative Intent:Multi-center, Ambispective Observational Trial

Run by Qilu Hospital of Shandong University · NCT06322147 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is testing if adding cetuximab to standard chemotherapy can help people with right-sided colon cancer that has spread to the liver get better and possibly have surgery to remove their tumors.

More Colon Cancer trials

Quick facts

Study typeObservational
Ages18 Years to 75 Years
SexAll
Enrollment50 (estimated)
SponsorQilu Hospital of Shandong University
Academic / other
Drugs / interventionschemotherapy, cetuximab
Locations1 site (Jinan, Shandong)
Trial IDNCT06322147 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 to 75 with unresectable right-sided colorectal liver metastases that are RAS/BRAF wild-type and have not received prior systemic anticancer therapy.

Probably not a fit

Patients with left-sided colorectal liver metastases or those who have previously received systemic anticancer therapy may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to evaluate the efficacy and safety of adding cetuximab to doublet or triplet chemotherapy for patients with right-sided BRAF/RAS wild-type colorectal liver metastases. It focuses on assessing the radical resection rate (R0) as the primary endpoint, alongside secondary endpoints such as response rate, no evidence of disease (NED), depth of remission, early tumor shrinkage, and progression-free survival. The study is designed to address the challenges and controversies surrounding optimal conversion therapies for this specific subgroup of colorectal cancer patients.

Why it matters

Potential benefit: If successful, this approach could improve the chances of achieving curative surgery for patients with unresectable liver metastases from right-sided colon cancer.

How similar studies have gone: While there is limited data on the specific approach for right-sided colorectal liver metastases, similar studies have shown promise in using cetuximab with chemotherapy for other colorectal cancer subtypes.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Signed informed consent obtained before any study specific procedures. Subjects must be able to understand and willing to sign a written informed consent;
* Male or female subjects \> 18 years \< 75 of age;
* Patients must have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1 ;
* Life expectancy of more than 3 months;
* Patients with pathologically confirmed metastatic colorectal liver metastases with molecular testing RAS/BRAF wild-type, MSS;
* At least one measurable lesion in liver metastases according to Response Evaluation Criteria in Solid Tumors (RECIST) criteria version 1.1;
* No previous any systemic anticancer therapy; if received primary tumor surgery and postoperative adjuvant chemotherapy, more than 6 months from the end of the last chemotherapy;
* Liver metastases are initially unresectable, but can have the opportunity to achieve complete resection or NED status with conversion therapy;
* Patients have adequate bone marrow, hepatic and renal function;

Exclusion Criteria:

* Any evidence of extra-hepatic metastases, lymph node (including portal lymph nodes) metastases and primary tumor recurrence.
* The primary tumor cannot be completely resected;
* If the possibility of R0 transformation is achieved, the patient refuses surgery due to non-medical factors.

Where it's running

  • Qilu hospital of Shandong University
    Jinan, Shandong, China
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Toripalimab Plus Cetuximab and Irinotecan for second-line right-sided colon cancer

    This phase II study tests whether a combo of toripalimab, cetuximab, and irinotecan helps adults with second-line, right‑sided, RAS/BRAF wild-type advanced colon cancer.

    Recruiting Phase 2 Cancer Institute and Hospital, Chinese Academy of Medical Sciences · Beijing, Beijing Municipality · NCT07896681

  • Iparomlimab and Tuvonralimab With Cetuximab Before Surgery in Resectable Oral Cancer

    In this phase 2 study, patients with locally advanced, resectable oral squamous cell carcinoma will receive a combination of iparomlimab, tuvonralimab, and cetuximab before surgery to see if the treatment is safe and can shrink tumors.

    Recruiting Phase 2 Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University · Shanghai, Shanghai Municipality · NCT07882888

  • LTZ-232: a first-in-human test in advanced colorectal and other solid tumors

    A first-in-human study tests LTZ-232, a new therapy for adults with unresectable or metastatic colorectal cancer and other solid tumors that have not responded to standard treatments.

    Recruiting Phase 1 LTZ Therapeutics, Inc. · Scottsdale, Arizona · NCT07878988

  • ctDNA-Guided Immunotherapy for dMMR/MSI-H Colon Cancer

    This study tests whether tracking ctDNA can guide neoadjuvant immunotherapy and surgical decisions for people with dMMR/MSI-H colon cancer, using PD-1 inhibitors first and adding CTLA-4 inhibitors if ctDNA remains detectable.

    Recruiting Phase 2 Fudan University · Shanghai · NCT07841236

  • Tafolecimab with chemoimmunotherapy as neoadjuvant treatment for locally advanced colon cancer

    This study tests whether adding tafolecimab to a chemoimmunotherapy regimen helps shrink locally advanced colon cancer before surgery in adults who have pMMR/MSS tumors.

    Recruiting Phase 2 Daping Hospital and the Research Institute of Surgery of the Third Military Medical University · Chongqing, Chongqing Municipality · NCT07840677

  • Cetuximab bioequivalence test in healthy men

    This study tests whether a cetuximab injection is bioequivalent to Erbitux in healthy men to see if they behave the same in the body.

    Recruiting Phase 1 HC Biopharma Inc. · Haikou, Hainan · NCT07813468

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.