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Pharmacology General 032b03d0

The anticoagulant effect of warfarin is increased by all of the following EXCEPT:

A
Cimetidine
B
Phytonadione
C
Amiodarone
D
Phenylbutazone
High-Yield Explanation
Vitamin K1 (phytonadione) is the antidote of warfarin. It decreases the effect of oral anticoagulants.

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