The disclosure relates to methods, compounds for use and medicaments for the treatment of cancer comprising administering to a subject in need thereof a first agent in a therapeutically effective amount and one or more second agents each in a therapeutically effective amount. Preferably, the first agent comprises an EZH2 inhibitor. In certain embodiments, the first agent is tazemetostat or a pharmaceutically acceptable salt thereof and the methods of the disclosure are used to treat multiple myeloma or mantle cell lymphoma.