Dasatinib and Itraconazole interaction
Dasatinib and Itraconazole: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Dasatinib (PHYRAGO) label · effective 2025-08-23
Avoid concomitant use of strong CYP3A4 inhibitors.
If concomitant administration of a strong CYP3A4 inhibitor cannot be avoided, consider a dose reduction [see Dosage and Administration ( 2.3 )] .
DRUG INTERACTIONS Strong CYP3A4 Inhibitors: Dose reduction may be necessary.
Effect of Other Drugs on Dasatinib Strong CYP3A4 Inhibitors The coadministration with strong CYP3A inhibitors may increase dasatinib concentrations [see Clinical Pharmacology ( 12.3 )] .
From the Itraconazole (Tolsura) label · effective 2025-04-23
Axitinib Bosutinib Cabazitaxel Cabozantinib Ceritinib Cobimetinib Crizotinib Dabrafenib Dasatinib Docetaxel Ibrutinib Lapatinib Nilotinib Olaparib Pazopanib Sunitinib Trabectedin Trastuzumab-emtansine Vinca alkaloids Not recommended during and 2 weeks after TOLSURA treatment.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.