title: [Allopurinol hypersensitivity syndrome].
abstract: Two patients developed severe hypersensitivity reactions to allopurinol. Both patients required long-term corticosteroid therapy to control their symptoms. We make recommendations on the use of allopurinol.
authors.forename: J T
authors.initials: JT
authors.lastname: Gram
authors.forename: T
authors.initials: T
authors.lastname: Gundersen
mesh_terms: D000368:Aged; D000493:Allopurinol / Q000009:adverse effects* / Q000276:immunology; D004342:Drug Hypersensitivity / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans
chemical_list: D000493:Allopurinol
vernacular_title: Allopurinol hypersensitivitetssyndrom.