ABOUT PATCH FENTANYL CHIEN

First: Might maximize dose right after 3 times according to the each day dose of supplemental opioid analgesics needed with the patient on the 2nd or 3rd day of the Preliminary application.Fentanyl and norfentanyl had been quantified in femoral and cardiac blood by large-effectiveness liquid chromatography-tandem mass spectrometry (LC–MS/MS) just