title: Observations on the use of allopurinol in combination with azathioprine or mercaptopurine.
authors.forename: J A
authors.initials: JA
authors.lastname: Duley
authors.forename: P R
authors.initials: PR
authors.lastname: Chocair
authors.forename: T H J
authors.initials: TH
authors.lastname: Florin
mesh_terms: D000493:Allopurinol / Q000627:therapeutic use*; D000963:Antimetabolites / Q000627:therapeutic use*; D001379:Azathioprine / Q000627:therapeutic use*; D004338:Drug Combinations; D004357:Drug Synergism; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000188:drug therapy*; D015122:Mercaptopurine / Q000627:therapeutic use*; D013866:Thioguanine / Q000378:metabolism
chemical_list: D000963:Antimetabolites; D004338:Drug Combinations; D000493:Allopurinol; D015122:Mercaptopurine; D013866:Thioguanine; D001379:Azathioprine