Therapeutic Response Statement (Sensitivity)

This therapeutic response statement supports the relationship that IDH1 p.R132S status confers therapeutic sensitivity to Ivosidenib in patients with Cholangiocarcinoma.

This statement is based on a regulatory approval from the Health Canada:

TIBSOVO (ivosidenib) in combination with azacitidine is indicated for the treatment of adult patients with newly diagnosed acute myeloid leukemia (AML) with an isocitrate dehydrogenase-1 (IDH1) R132 mutation who are not eligible to receive intensive induction chemotherapy.

Citation

Servier Canada Inc. Tibsovo (ivosidenib) [product monograph]. Health Canada website. https://pdf.hres.ca/dpd_pm/00076398.PDF. Published July 2024. Accessed June 2025.