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Warfarin + Verapamil

Moderate: Increased INR; verapamil inhibits CYP3A4, increases warfarin. Reduce warfarin dose; monitor INR.

Interaction Details

  • Severity classification
  • Mechanism of interaction
  • Clinical management
  • Alternative options

Clinical Significance

Moderate: Increased INR; verapamil inhibits CYP3A4, increases warfarin. Reduce warfarin dose; monitor INR.

Always consult with your pharmacist or healthcare provider before starting any new medications to check for potential interactions.