The FDA on December 22, 2017 updated the product label for TASIGNA® to include information on TASIGNA® discontinuation, post-discontinuation monitoring criteria, and guidance for treatment re-initiation in patients taking TASIGNA® for Philadelphia chromosome positive (Ph+) Chronic Myeloid Leukemia (CML) who have achieved a sustained Molecular Response (MR 4.5). TASIGNA® is a product of Novartis Pharmaceuticals Corp.