Research record

Nivolumab

Nivolumab is a PD-1 immune checkpoint inhibitor. It is not a MEK inhibitor, and prior nivolumab exposure matters when discussing later options.

What this is

Nivolumab is a PD-1 immune checkpoint inhibitor. It is not a MEK inhibitor, and prior nivolumab exposure matters when discussing later options.

Why it may come up

  • adjuvant
  • cannot be removed by surgery
  • has spread
  • combination-dependent

What not to assume

  • Do not describe nivolumab as a MEK drug.
  • Do not give immune-toxicity management instructions beyond asking the care team.

At a glance

Nivolumab

Used in care guidelinesThis is a commonly recognized treatment category.
Type
Immunotherapy
Mutation result
any
Where
US, Korea, Japan, China, EU
Evidence status
Approved in listed place
Last checked
2026-05-20

What we know

  • NCI PDQ lists immune checkpoint inhibitors as a melanoma treatment category.
  • KCIC describes nivolumab as a PD-1 checkpoint inhibitor in Korean patient-facing material.

What is unclear

  • Country-specific reimbursement and sequencing rules still need a formal map.
  • Whether nivolumab is being used alone or in combination must be clarified.

Questions to ask

  • Is nivolumab being discussed alone or with another immunotherapy?
  • Is this before surgery, after surgery, or for cannot be removed by surgery/has spread disease?
  • How does prior PD-1 exposure change later options?

Related trial leads

NCT04375527

Binimetinib and nivolumab in BRAF V600 wild-type melanoma

Supports the broader research concept of MEK inhibitor plus PD-1 inhibitor in melanoma, but not tunlametinib specifically.

Do not use this as evidence for tunlametinib plus nivolumab.

NCT04835805

Belvarafenib alone or with cobimetinib or cobimetinib plus nivolumab in NRAS-mutant advanced melanoma

A sourced NRAS melanoma trial lead after anti-PD-1/PD-L1 therapy that may explain a remembered MEK/RAF plus PD-1 trial concept.

This is belvarafenib/cobimetinib/nivolumab, not tunlametinib/nivolumab.

Related cohort stories

Open related treatment page