Itraconazole and Levomilnacipran interaction
Itraconazole and Levomilnacipran: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Itraconazole (Tolsura) label · effective 2025-04-23
SSRIs, Tricyclics and Related Antidepressants Venlafaxine Monitor for adverse reactions.
From the Levomilnacipran (Fetzima) label · effective 2024-04-30
Examples: Ketoconazole, itraconazole, clarithromycin Alcohol Clinical Impact: Concomitant use of FETZIMA and alcohol may result in accelerated release of levomilnacipran.
Strong CYP3A4 inhibitors : Maximum recommended dosage is 80 mg once daily ( 7 ).
Examples: NSAIDs, aspirin, and warfarin Strong CYP3A4 Inhibitors Clinical Impact: Concomitant use of FETZIMA with strong CYP3A4 inhibitors increases levomilnacipran exposure [see Pharmacokinetics ( 12.3 )] .
Intervention: The dose of FETZIMA should not exceed 80 mg once daily when used with strong CYP3A4 inhibitors [see Dosage and Administration ( 2.6 ).
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.