Long term efficacy and safety of allopurinol and azathioprine or 6-mercaptopurine in patients with inflammatory bowel disease

Use of Allopurinol with Low-Dose 6-Mercaptopurine in Inflammatory Bowel Disease to Achieve Optimal Active Metabolite Levels: A Review of Four Cases and the Literature

(2016) Todd N Witte et al.   CANADIAN JOURNAL OF GASTROENTEROLOGY

Influence of xanthine oxidase on thiopurine metabolism in Crohn’s disease

(2008) A. ANSARI et al.   ALIMENTARY PHARMACOLOGY & THERAPEUTICS

Long-term outcome of using allopurinol co-therapy as a strategy for overcoming thiopurine hepatotoxicity in treating inflammatory bowel disease

(2008) A. ANSARI et al.   ALIMENTARY PHARMACOLOGY & THERAPEUTICS

Prospective evaluation of the pharmacogenetics of azathioprine in the treatment of inflammatory bowel disease

(2008) A. ANSARI et al.   ALIMENTARY PHARMACOLOGY & THERAPEUTICS

Initial clinical experience with allopurinol-thiopurine combination therapy in pediatric inflammatory bowel disease

(2008) Riad M. Rahhal et al.   INFLAMMATORY BOWEL DISEASES

Early combined immunosuppression or conventional management in patients with newly diagnosed Crohn's disease: an open randomised trial

(2008) Geert D'Haens et al.   LANCET