On the  long scale , one billion is 1 million million, or 1 and 12 zeroes (1,000,000,000,000). The long scale is still used in some European countries (France, for example). The UK switched to the short scale in 1970/71. On the  short scale , one billion is 1,000 million, or 1 and 9 zeroes (1,000,000,000).
The amount of vitamin K in your diet can affect the amount (dose) of. warfarin you need to take. Your medicine dose must be balanced with your. diet to allow the drug to work correctly. A few things to remember when taking warfarin: You want a medium or moderate amount of vitamin K in the foods you. eat.
1 Take the same amount of Warfarin at the same time each day. 2  Keep your intake of vitamin K consistent from day to day. 3  Eat no more than 1 serving of food that contains 200%-600% DV of vitamin K.  Eat no more than 3 servings of food that contains 60-200% DV of vitamin K.