Patching up your pain. The transition from pill to patch has spawned products for both chronic and short-term ailments.
D000279:Administration, Cutaneous; D000700:Analgesics / Q000008:administration & dosage*; D005283:Fentanyl / Q000008:administration & dosage; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage; D004366:Nonprescription Drugs / Q000008:administration & dosage; D010146:Pain / Q000188:drug therapy*
D000700:Analgesics; D004366:Nonprescription Drugs; D008012:Lidocaine; D005283:Fentanyl