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A plain language summary of the COLUMBUS study: encorafenib plus binimetinib for BRAF V600-mutant melanoma

Written by Dummer R; Flaherty KT; Robert C et al.

COLUMBUS

Our partnered journal Future Oncology recently published a plain language summary of publication summarizing the 5-year results from part 1 of the COLUMBUS clinical study, which looked at the combination treatment of encorafenib plus binimetinib for BRAF V600-mutant melanoma patients. Gain access to the full paper here.

Abstract

What is this summary about?

Here, we summarize the 5-year results from part 1 of the COLUMBUS clinical study, which looked at the combination treatment of encorafenib plus binimetinib in people with a specific type of skin cancer called melanoma. Encorafenib (BRAFTOVI®) and binimetinib (MEKTOVI®) are medicines used to treat a type of melanoma that has a change in the BRAF gene, called advanced or metastatic BRAF V600-mutant melanoma.

Participants with advanced or metastatic BRAF V600-mutant melanoma took either encorafenib plus binimetinib together (COMBO group), compared with encorafenib alone (ENCO group) or vemurafenib (ZELBORAF®) alone (VEMU group).

View the full Plain Language Summary here

What were the results?

In this 5-year update, more participants in the COMBO group were alive for longer without their disease getting worse after 5 years than those in the VEMU and ENCO groups. Patients in the COMBO group were alive for longer without their disease getting worse when they:

  • Had less advanced cancer
  • Were able to do more daily activities
  • Had normal lactate dehydrogenase (LDH) levels
  • Had fewer organs with tumors before treatment

After treatment, fewer participants in the COMBO group received additional anticancer treatment than participants in the VEMU and ENCO groups. The number of participants who reported severe side effects was similar for each treatment. The side effects caused by the drugs in the COMBO group decreased over time.

What do the results mean?

Overall, this 5-year update confirmed that people with BRAF V600-mutant melanoma that has spread to other parts of the body and who took encorafenib plus binimetinib were alive for longer without their disease getting worse than those who took vemurafenib or encorafenib alone.

Clinical Trial Registration:NCT01909453 (ClinicalTrials.gov)

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