Amiodarone and Tizanidine interaction

Amiodarone and Tizanidine: the Tizanidine prescribing label mention this combination without an instruction to avoid it or change the dose.

Minor

Mentioned, no instruction to avoid. Worth knowing; rarely a reason to change anything on its own.

What the FDA labels say

From the Tizanidine (Zanaflex) label · effective 2026-01-02

Minor

Moderate or Weak CYP1A2 Inhibitors Concomitant use of Zanaflex with moderate or weak CYP1A2 inhibitors (e.g., zileuton, antiarrhythmics [amiodarone, mexiletine, propafenone, and verapamil], cimetidine, famotidine, oral contraceptives, acyclovir, and ticlopidine) should be avoided.

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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.