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A member asked:

Why is heparin active in vitro while warfarin is not?

A doctor has provided 1 answer

Heparin: warfarin works by interfering with production of clotting factors so needs a living body. Heparin is a direct clotting factor inhibitor. It can work in vitro.

Dr Werner and another doctor agreed

Answered 5/29/2015

2.8k views

Thank

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