Itraconazole and Nilotinib interaction

Itraconazole and Nilotinib: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Itraconazole (Tolsura) label · effective 2025-04-23

Major

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.

Drug interactionsnames NilotinibView label on DailyMed
Major

Co-administration with eliglustat is contraindicated in poor or intermediate metabolizers of CYP2D6 and in subjects taking strong or moderate CYP2D6 inhibitors.

Boxed warningby drug classView label on DailyMed
Major

…and Drug Interactions (7.1) ] Co-administration with colchicine, fesoterodine and solifenacin is contraindicated in subjects with varying degrees of renal or hepatic impairment, and Co-administration with eliglustat is contraindicated in subjects that are poor or intermediate metabolizers of CYP2D6 and in subjects taking strong or moderate CYP2D6 inhibitors.

Boxed warningby drug classView label on DailyMed
Major

Co-administration with eliglustat is contraindicated in subjects that are poor or intermediate metabolizers of CYP2D6 and in subjects taking strong or moderate CYP2D6 inhibitors [see Drug Interactions (7.1) ] .

Contraindicationsby drug classView label on DailyMed
Major

Eliglustat CYP2D6 EMs EMs: extensive metabolizers; IMs: intermediate metabolizers, PMs: poor metabolizers. taking a strong or moderate CYP2D6 inhibitor, CYP2D6 IMs , or CYP2D6 PMs : Contraindicated during and 2 weeks after TOLSURA treatment.

Drug interactionsby drug classView label on DailyMed

From the Nilotinib (CAVHANZA) label · effective 2026-08-07

Major

Avoid use of concomitant drugs known to prolong the QT interval and strong CYP3A4 inhibitors [see Drug Interactions ( 7.1 , 7.2 )] .

Boxed warningby drug classView label on DailyMed
Major

Avoid use of concomitant drugs known to prolong the QT interval and strong CYP3A4 inhibitors.

Boxed warningby drug classView label on DailyMed
Major

Therefore, avoid concomitant CAVHANZA use with strong CYP3A4 inhibitors and/or medicinal products with a known potential to prolong QT [see Dosage and Administration ( 2.9 ), Drug Interactions ( 7.1 , 7.2 )] .

Warnings and precautionsby drug classView label on DailyMed
Major

Strong CYP3A Inhibitors: Avoid concomitant use with CAVHANZA or reduce CAVHANZA dose if concomitant use cannot be avoided.

Drug interactionsby drug classView label on DailyMed
Major

Effect of Other Drugs on CAVHANZA Strong CYP3A Inhibitors Avoid concomitant use of strong CYP3A inhibitors with CAVHANZA.

Drug interactionsby drug classView label on DailyMed

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Not 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.