Insect stings.
D000284:Administration, Oral; D001516:Bees; D004809:Ephedrine / Q000008:administration & dosage; D006634:Histamine H1 Antagonists / Q000008:administration & dosage; D006801:Humans; D007273:Injections, Intramuscular; D007279:Injections, Subcutaneous; D007299:Insect Bites and Stings / Q000188:drug therapy / Q000276:immunology
D006634:Histamine H1 Antagonists; D004809:Ephedrine