Levocarnitine and Warfarin interaction

Levocarnitine and Warfarin: the Levocarnitine prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Levocarnitine (Carnitor SF) label · effective 2024-11-04

Moderate

Drug Interactions Reports of INR increase with the use of warfarin have been observed.

Drug interactionsnames WarfarinView label on DailyMed
Moderate

It is recommended that INR levels be monitored in patients on warfarin therapy after the initiation of treatment with levocarnitine or after dose adjustments.

Drug interactionsnames WarfarinView label on DailyMed

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

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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.