title: Parenteral antihistamines cause hypotension in anaphylaxis.
authors: B Craig
authors: BC
authors: Ellis
authors: Simon G A
authors: SG
authors: Brown
mesh_terms: D000328:Adult; D000707:Anaphylaxis / Q000188:drug therapy*; D005260:Female; D006633:Histamine Antagonists / Q000008:administration & dosage / Q000009:adverse effects*; D006801:Humans; D007022:Hypotension / Q000139:chemically induced*; D007263:Infusions, Parenteral; D008297:Male; D008875:Middle Aged; D011398:Promethazine / Q000008:administration & dosage / Q000009:adverse effects*
chemical_list: D006633:Histamine Antagonists; D011398:Promethazine