ADVANCED RESEARCH IN GASTROENTEROLOGY & HEPATOLOGY JUNIPER PUBLISHERS Authored by Marisa Iborra Abstract Azathioprine is effective for maintenance of remission in inflammatory bowel disease, nonetheless, duration of efficacy and the dose response relationship has not been fully evaluated. Currently, there are no general recommendations yet that can help us selecting patients who would benefit from the discontinuation of TP without an increased relapse risk. Keywords: Immuno suppression; Thiopurines; Azathioprine; Inflammatory bowel disease Abbreviations: AZA: Azathioprine; IBD:Inflammatory Bowel Disease; CD: Crohn's Disease; UC: Ulcerative Colitis; anti-TNF: Anti-Tumour Necrosis Factor Introduction Azathioprine (AZA) have been used in clinical practice for more than 50 years and remain the mainstay of maintenance treatment for inflammatory bowel disease (IBD), either as...