Overview A Two-part Study to Characterize Drug-Drug Interaction Effects on Steady-State Pharmacokinetics of Oral Tazemetostat Status: Recruiting Trial end date: 2023-12-30 Target enrollment: Participant gender: Summary This is a phase I, multi-center, open-label, multi-dose, two-part PK and safety study to characterize the DDI potential of oral Tazemetostat. Phase: Phase 1 Details Lead Sponsor: Epizyme, Inc.Treatments: ItraconazoleRifampin