Latest / This Is Why with Dr. Busti
Warfarin (Vitamin K Antagonist; VKA): Pharmacology Made Easy
Warfarin (Vitamin K Antagonist; VKA) doesn’t have to be confusing. In this lecture from This is Why, Dr. Busti will explain warfarin's (Coumadin) pharmacology in a simple, clinically relevant way. It is perfect for anyone reviewing anticoagulation.
You’ll learn how to:
- Mechanism of action: how warfarin works as a vitamin K antagonist (VKA) (VKOR inhibition)
- What PT/INR measures and why INR monitoring matters
- How to start warfarin dosing (and what affects dose response)
- Bridging with heparin/LMWH (warfarin bridge / heparin bridge) and when it’s needed
- High-yield warfarin interactions…
The skinny
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