Foods containing vitamin K affect how Coumadin works. Green leafy vegetables contain a high level of vitamin K. Increased consumption of vitamin K containing foods decrease the blood thinning effect of Coumadin. Reducing the consumption of vitamin K containing foods will increase the effect of Coumadin. To avoid a yo-yo effect in the action of Coumadin, healthcare providers suggest that vitamin K consumption should not vary widely while on Coumadin treatment.
- Q Could I be allergic to warfarin?
- Q Should I take a novel anticoagulant instead of warfarin if I have A Fib?
- Q Are there side effects with warfarin (Coumadin) for atrial fibrillation?
- Q What if I cannot remember if I gave my child his dose of warfarin?
- Q What are the possible side effects of warfarin?
- Q Is it safe for me to breastfeed while taking warfarin?