Warfarin (Vitamin K Antagonists): Pharmacology

Warfarin (Vitamin K Antagonists): Pharmacology

Hey guys, in this video we will see warfarin. So let’s start. It’s an oral anticoagulant. Basically, it’s a vitamin K antagonist. Commercial preparation of warfarin is a mixture of laevorotatory or S form and dextrorotatory or R form. S form is about 4 times more potent than R form. Now let’s talk about its …

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Vitamin K: Biochemistry/Pharmacology

Vitamin K: Biochemistry/Pharmacology

Hey guys, in this video, we will see vitamin K. So, let’s start. It is a fat-soluble vitamin. There are three types of vitamin K. K1, also called phylloquinone and phytonadione is synthesised by plants. Vitamin K2 is also called menaquinone and it is synthesized by bacteria. Commensal bacteria in our intestine also synthesize vitamin …

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