Alterations in temperature and histamine receptor function.
D000818:Animals; D004305:Dose-Response Relationship, Drug; D006168:Guinea Pigs; D006632:Histamine / Q000378:metabolism; D006634:Histamine H1 Antagonists / Q000494:pharmacology; D007413:Intestinal Mucosa / Q000378:metabolism; D007700:Kinetics; D009130:Muscle, Smooth / Q000378:metabolism; D010643:Phenoxybenzamine / Q000494:pharmacology; D011398:Promethazine / Q000494:pharmacology; D011968:Receptors, Histamine / Q000187:drug effects / Q000378:metabolism*; D013329:Structure-Activity Relationship; D013696:Temperature
D006634:Histamine H1 Antagonists; D011968:Receptors, Histamine; D010643:Phenoxybenzamine; D006632:Histamine; D011398:Promethazine