medical plaster 1.external use 2.PDA, CE and ISO13485 certificates 3.automatic heating 4. no toxin effects medical plasterFunctions and Indications: Expelling wind ... the affected point(Ashi acupoint), rapidly relieve the pain, one plaster per 10 hours till feeling no pain. Alleviation period of ... , , Boswellic Preparata, Rhizoma et Radix Notopterygii, Oleum Menthae Dementholatum, etc. medical plaster