title: Anaphylaxis to chymopapain after antihistamine pretreatment.
authors.forename: J H
authors.initials: JH
authors.lastname: Levy
mesh_terms: D000707:Anaphylaxis / Q000139:chemically induced*; D002917:Chymopapain / Q000009:adverse effects*; D010450:Endopeptidases / Q000009:adverse effects*; D006634:Histamine H1 Antagonists / Q000627:therapeutic use*; D006801:Humans
chemical_list: D006634:Histamine H1 Antagonists; D010450:Endopeptidases; D002917:Chymopapain