All About Warfarin | Mechanism of Action

The video tutorial discusses cardiopulmonary pharmacology, focusing on warfarin, a blood thinner used to reduce stroke risk. It explains the role of clotting factors and vitamin K in blood clotting, detailing the vitamin K cycle. Warfarin acts as a competitive inhibitor, preventing vitamin K from activating clotting factors, thus thinning the blood. Historically, warfarin was used as a rat poison before being adapted for human use.

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