Abstral Sublingual (Fentanyl) 100MG Tablet For Sale Online What is Abstral and how is it used? Abstral is a prescription medicine used to treat the symptoms of Breakthrough Cancer Pain. Abstral may be used alone or with other medications. Abstral belongs to a class of drugs called Opioid Analgesics; Opioids, Anilidopiperidine. It is not known if […]