title: Drug absorption by sublingual and rectal routes.
mesh_terms: D000042:Absorption; D000700:Analgesics / Q000378:metabolism; D000701:Analgesics, Opioid / Q000378:metabolism; D000777:Anesthetics / Q000378:metabolism; D006634:Histamine H1 Antagonists / Q000378:metabolism; D006728:Hormones / Q000378:metabolism; D006801:Humans; D006993:Hypnotics and Sedatives / Q000378:metabolism; D007408:Intestinal Absorption; D008297:Male; D009060:Mouth Floor; D009061:Mouth Mucosa / Q000378:metabolism*; D004364:Pharmaceutical Preparations / Q000008:administration & dosage / Q000378:metabolism*; D012007:Rectum / Q000378:metabolism*; D013806:Theophylline / Q000378:metabolism; D014665:Vasodilator Agents / Q000378:metabolism
chemical_list: D000700:Analgesics; D000701:Analgesics, Opioid; D000777:Anesthetics; D006634:Histamine H1 Antagonists; D006728:Hormones; D006993:Hypnotics and Sedatives; D004364:Pharmaceutical Preparations; D014665:Vasodilator Agents; D013806:Theophylline