Relationship between Genetic Polymorphism of VKORC1-1639A/G and CYP2C9 and Stable Warfarin Dosage Requirement in Patients with Mechanical Heart Valve Prostheses
Background:
Warfarin, a commonly prescribed oral anticoagulant in patients with mechanical heart valve prostheses exhibits large interindividual differences in the dose required for its anticoagulation effect, there is greater than 20-fold interindividual variability in the dose required to attain a therapeutic response.
For reducing risk of adverse drug reactions of warfarin, Information from pharmacogenomics, the study of the interaction of an individual's genotype and drug response, can ...