Warfarin is the most effective traditional anticoagulant for stroke prevention, but this drug tends to interact with food to affect its efficacy. Therefore, care should be taken to control the diet with three meals a day and to draw blood regularly for coagulation indicators: Avoid the following foods and drugs while taking the drug: amaranth, green bean curd, mustard, spinach, hollow cabbage, juntas, bean seedlings, wolfberries, leeks, lots of parsley, amaranth, lots of fungus, lots of garlic, white fruits, soybean oil; liver, salami; green tea, dragon well, alcohol; coenzyme Q10, glucosamine, onion Vegetables, vitamin pills, fish oil pills, etc.; strawberry juice, strawberry jam, papaya, avocado, certain Chinese and western proprietary medicines; control the amount of some foods while taking medication: cabbage, cauliflower, cauliflower seeds, broccoli, mustard greens, bok choy, lettuce, cauliflower hearts, baby bok choy, lettuce, watercress, watercress, loofah, white bean curd, asparagus, green beans, soy beans, rando beans, delicata beans, kiwi fruit, dried prunes, canola seed oil.