Local anesthetic action of antihistaminics (promethazine hydrochloride and mepyramine maleate).
D000779:Anesthetics, Local; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D011398:Promethazine / Q000494:pharmacology*; D011738:Pyrilamine
D000779:Anesthetics, Local; D006634:Histamine H1 Antagonists; D011398:Promethazine; D011738:Pyrilamine
ANTIHISTAMINICS/effects; PROMETHAZINE/effects