Medications
Lidocaine: Uses, Application & Side Effects
Lidocaine is a local anesthetic in ointment, gel, or spray form, and as injections in hospitals for nerve blocks or epidurals. It numbs skin or mucosa in 30 seconds to 5 minutes for procedures and pain from sunburn, shingles, cold sores, hemorrhoids, cystitis, or urethritis; side effects and precautions included.