The use of large doses of an antihistamine in severe allergic crises.
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists / Q000008:administration & dosage*; D006967:Hypersensitivity / Q000628:therapy*; D007154:Immune System Diseases
D018926:Anti-Allergic Agents; D006634:Histamine H1 Antagonists
ALLERGY/therapy; ANTIHISTAMINICS/dosage