Generic Name: tazemetostat

Pronunciation: N/A

Abbreviation: N/A

Other Market Name: N/A

Drug Class: Targeted Therapy Medications

Company: Epizyme

Approval Status: Experimental

Generic Version Available: No

Experimental Code: N/A

Drug Indication

Tazverik is an EZH2 methyltransferase inhibitor approved for the treatment of inoperable epithelioid sarcoma, a type of soft tissue cancer.

General Info

Tazverik is the first approved selective inhibitor of EZH2 methyltransferase. It works by preventing methylation of a specific histone, which alters gene expression patterns associated with cancer cell growth. Tazverik demonstrated a 15% response rate in a Phase II study, with two thirds of responses lasting at least six months. It was first approved in on January 23, 2020.


Dosing Info:

Tazverik is taken as a pill twice daily with or without food.

Side Effects

The most common adverse events in clinical trials of Tazverik were pain, fatigue, nausea, decreased appetite, vomiting and constipation. The drug has been shown to raise he risk of developing other cancers including lymphoma and leukemia. It has known interactions with other medications processed by cytochrome P450 enzymes. Tazverik may cause fetal harm if used during pregnancy.

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Last Reviewed: January 23, 2020