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Clopidogrel (CYP2C19 Genotyping)

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Also known as: Clopidogrel Pharmacogenetic Testing; CYP2C19 Genotype
Formal name: CYP2C19 Sequence Genotype

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At a Glance

Why Get Tested?

To help evaluate your likely response to the antiplatelet drug clopidogrel by detecting variations in the gene (CYP2C19) that codes for one of the enzymes that metabolizes the drug; clopidogrel is prescribed for people who are at risk of a heart attack or stroke to help prevent harmful blood clots from forming.

When to Get Tested?

A health practitioner might order this test prior to prescribing clopidogrel for you or during the initial treatment phase and sometimes when you are taking clopidogrel and are not responding as expected.

Sample Required?

A blood sample drawn from a vein in your arm

Test Preparation Needed?