Lidoderm (generic: lidocaine) is a prescription medication used to relieve the pain of post-herpetic neuralgia (nerve pain that may last for months or years after a shingles infection). Lidoderm belongs to a group of drugs called anesthetics which work by stopping pain signals from nerves to the brain.

This medication comes in the form of a patch. Up to 3 patches can be applied once daily, for up to 12 hours.

Common side effects of Lidoderm patch include redness, swelling, and blisters of skin where patch is applied.