Why Must Vitamin K Intake Be Consistent When Taking the Anti-Coagulant

question 77

Multiple Choice

Why must vitamin K intake be consistent when taking the anti-coagulant drug sodium warfarin?

• A)Because warfarin functions by interfering with the formation of active vitamin K,the amount of vitamin K consumed will influence the dose of the drug required.
• B)Because warfarin functions by promoting with the formation of active vitamin K,the amount of vitamin K consumed will influence the dose of the drug required.
• C)Because warfarin functions as a vitamin K agonist,the less vitamin K consumed the more effective the drug is.
• D)Sodium warfarin acts through metabolism unrelated to vitamin K.

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