Sublingual buprenorphine.
D000042:Absorption; D002047:Buprenorphine / Q000008:administration & dosage*; D006801:Humans; D009019:Morphinans / Q000008:administration & dosage*; D009060:Mouth Floor; D009061:Mouth Mucosa / Q000378:metabolism; D013607:Tablets
D009019:Morphinans; D013607:Tablets; D002047:Buprenorphine