Lidocaine is a topical anesthetic that relieves pain by creating a numbing sensation. It works by blocking pain signals at the nerve endings in the skin but doesn’t decrease inflammation. Studies ...

But when your peripheral nerves-those found outside of the brain and spinal cord-are damaged, it can cause pain and numbness and make it difficult to perform everyday tasks. If you've suffered ...

Stop using this medication and tell your doctor right away if you have any serious side effects, including: blistering/swelling at the application site, increased/unusual pain at the application site.