Treatment options are limited for patients with postherpetic neuralgia (PHN), a chronic pain disorder caused by reactivation of the varicella zoster virus. Topical application of capsaicin, an agent ...

A transdermal patch is a patch that attaches to your skin and contains medication. The drug from the patch is absorbed into your body over a period of time. If you’d rather not have a pill or an ...

There is a particular type of adhesive patch that many people have used before. It is called a transdermal patch. Unlike a Band-Aid, it’s specific uses to deliver medication that is saturated on the ...