This study will provide continuing availability to tazemetostat for people that have previously completed participation in a tazemetostat study, either with monotherapy (single drug treatment) or combination therapy. The aim of the study will be to assess the long-term safety of tezemetostat.
The purpose of this research study is to learn about the effectiveness and safety of the study drug, tazemetostat, in adults with relapsed/refractory follicular lymphoma whose tumours do not have an “EZH2” genetic mutation. Follicular lymphoma is a blood cancer. It affects white blood cells called lymphocytes. White blood cells normally help to fight infections,