Researchers have now seen in a study patients with post-shingles pain that capsaicin acts on pain-responsive pain fibers. In the study, participants were treated with the capsaicin patch showed 33 ...

and topical creams containing capsaicin or lidocaine may be recommended to alleviate discomfort. Prevention is a crucial ...

Medically reviewed by Femi Aremu, PharmD Lidocaine patches are in a drug class called local anesthetics that relieve pain in a small area of your body. Lidocaine patches are available either by ...