Agranulocytosis due to antihistamine drugs.
D000380:Agranulocytosis / Q000209:etiology*; D006633:Histamine Antagonists; D006634:Histamine H1 Antagonists / Q000633:toxicity*
D006633:Histamine Antagonists; D006634:Histamine H1 Antagonists
AGRANULOCYTOSIS/etiology and pathogenesis; ANTIHISTAMINICS/toxicity