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A 55-year-old female asked:

how can vitamin k be an anticoagulant and at the same time vitamin k helps blood to clot (a coagulant)?

1 doctor answer2 doctors weighed in
Dr. Katharine Cox
Pediatric Emergency Medicine 45 years experience
Clotting vitamin: Vitamin K is used routinely in the newborn as they lack Vitamin K and can be used for Warfarin overdose. Generally Calcium is given with Vitamin D. Ask your doctor. There may be a reason he/she thinks you need Vitamin K. All the best.

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Last updated Nov 26, 2014
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