Desperate cuts must have desperate cures.

The proverb pictures a grave wound needing treatment that might be excessive for a minor injury. The remedy should match the seriousness of the harm.

Applied more broadly, it argues that an urgent or damaging problem can justify an unusually strong response. It does not imply that every harsh measure is necessary or wise.

Use it to explain why a difficult or forceful response is being considered for a serious problem, particularly when that response might otherwise seem excessive.