title: Urticaria and angioedema.
mesh_terms: D000402:Airway Obstruction / Q000188:drug therapy / Q000209:etiology; D000799:Angioedema / Q000175:diagnosis / Q000188:drug therapy* / Q000209:etiology; D004837:Epinephrine / Q000627:therapeutic use; D006634:Histamine H1 Antagonists / Q000627:therapeutic use; D006801:Humans; D014581:Urticaria / Q000175:diagnosis / Q000188:drug therapy* / Q000209:etiology
chemical_list: D006634:Histamine H1 Antagonists; D004837:Epinephrine