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Medicine

Pharmacogenomics of Warfarin Dosing and Clinical Implementation

Quick fact

Clinical guidelines now use a person's genetic makeup to determine the starting dose of warfarin, because variants in the CYP2C9 and VKORC1 genes can halve the required dose or double the risk of bleeding.

Why this is interesting

Have you ever wondered why the same dose of a blood thinner can be safe for one person but cause dangerous bleeding in another? The answer lies in your DNA.