Therapeutic Response Statement (Sensitivity)

This therapeutic response statement Supports the relationship that PML::RARA status confers therapeutic sensitivity to Arsenic trioxide in patients with Acute Promyelocytic Leukemia.

The U.S. Food and Drug Administration granted approval to arsenic trioxide in combination with tretinoin for the treatment of adult patients with newly-diagnosed low-risk acute promyelocytic leukemia (APL) whose APL is characterized by the presence of the t(15;17) translocation or PML/RAR-alpha gene expression.

This statement is based on a regulatory approval from the Food and Drug Administration:

TRISENOX is an arsenical indicated in combination with tretinoin for treatment of adults with newly-diagnosed low-risk acute promyelocytic leukemia (APL) whose APL is characterized by the presence of the t(15;17) translocation or PML/RAR-alpha gene expression.

Citation

Cephalon, Inc. Trisenox (arsenic trioxide) [package insert]. U.S. Food and Drug Administration website. https://www.accessdata.fda.gov/drugsatfda_docs/label/2020/021248s019lbl.pdf. Revised October 2020. Accessed October 30, 2024. Cephalon, Inc. Trisenox (arsenic trioxide) [package insert]. U.S. Food and Drug Administration website. https://www.accessdata.fda.gov/drugsatfda_docs/label/2018/021248s015lbledt.pdf. Revised January 2018. Accessed October 6, 2026.

Contributions

Date	Contributor	Description
2025-06-26	Van Allen lab	Resolving statements mapped to incorrect propositions
2024-10-30	Van Allen lab	Initial access of FDA approvals
2018-01-12	Food and Drug Administration	Indication received traditional approval.