A patient is taking warfarin (Coumadin) daily to prevent blood clots from forming in deep veins. Which statement made by the patient indicates that more teaching is needed about this therapy?
a. "I have been eating more salads and other green, leafy vegetables to prevent con-stipation."
b. "I have been using acetaminophen (Tylenol) instead of aspirin for pain."
c. "Instead of a safety razor, I have been using an electric shaver."
d. "On hot days, I make sure to drink at least two quarts of water."
A
Vitamin K is present in green, leafy vegetables and increases blood clotting by increasing the synthesis of specific clotting factors in the liver. Warfarin is a vitamin K antagonist. Ingestion of large amounts of vitamin K can counteract the therapeutic effects of warfarin.
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Prepare a 200 mg dose from a label reading 125 mg/5mL
What will be an ideal response?
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