What's this test for?

This test is ideal if you're taking or about to start clopidogrel (Plavix), especially after a heart procedure like a stent placement. It helps figure out whether your body can properly activate this medication so it can protect you from dangerous blood clots. If you've had a heart attack, stent, or stroke and are on blood-thinning therapy, this test can reveal whether that treatment is likely to work well for you.

What happens after I get my results?

Your results will show up in your account with your CYP2C19 genotype and metabolizer status (like normal, intermediate, or poor metabolizer) along with a plain-language explanation of what it means. Depending on your result, next steps might include continuing your current medication as prescribed or discussing alternative antiplatelet options if you're identified as a poor metabolizer. You can download a standard lab report anytime from your account, and since this is a one-time genetic result, there's no need to retrack it over time like other biomarkers. If your result suggests reduced medication effectiveness and you're currently experiencing chest pain or other cardiac symptoms, seek medical care right away.

What's included in this test?

This test analyzes your CYP2C19 gene for common genetic variants that determine ultrarapid, rapid, normal, intermediate, likely poor, poor, or indeterminate metabolizer status. Understanding your genetic variants in this gene matters because it shows whether standard clopidogrel dosing will work as expected or whether your body breaks the drug down too slowly or too quickly to be effective, guiding whether an alternative antiplatelet medication may be a better fit.

How can I naturally support healthy blood clotting response?

While genetics can't be changed through lifestyle, you can support your cardiovascular health alongside your medication by staying active, eating a heart-healthy diet rich in omega-3s, and avoiding smoking. Staying well-hydrated and managing conditions like diabetes or high blood pressure also helps your blood vessels and platelets function better. Always avoid stopping or adjusting any blood-thinning medication without proper guidance, since sudden changes can increase clotting risk.

When will I get my results?

Results for this genetic test are typically ready within about 7 days of your sample being processed. Because this involves specialized genetic analysis rather than a standard blood chemistry panel, it takes a bit longer than routine tests. You'll receive a notification as soon as your results are available in your account.

Who should consider this test?

This test is most relevant for people who have had a heart attack, unstable angina, or a stent placement and are being considered for clopidogrel therapy. It's also useful for those already taking clopidogrel who aren't responding as expected, such as experiencing a clot-related event while on treatment. People with a family history of poor response to blood thinners may also benefit from knowing their genetic status ahead of time.

What symptoms indicate I may need this test?

Recurring chest pain, a new blood clot, or a repeat cardiac event while already taking clopidogrel are signs your body might not be metabolizing the drug properly. Unexplained bruising or bleeding could also point to how your body is processing this medication, though this typically points the opposite direction. If you've had a stent placed and your care team wants to confirm your treatment plan will work, this test is often recommended before or shortly after starting therapy.

What is CYP2C19 and why does it matter?

CYP2C19 is a gene that makes an enzyme responsible for converting clopidogrel from an inactive pill form into the active substance that actually prevents blood clots. If your version of this gene doesn't work efficiently, the drug may not protect you as well, raising your risk of a heart attack, stroke, or stent-related clot. Knowing your CYP2C19 status helps ensure you're on a blood thinner that will actually be effective for your body.

What does a poor metabolizer result mean?

A poor metabolizer result means your body has a harder time converting clopidogrel into its active form, so the drug may not work as well to prevent blood clots. This raises the risk of serious cardiovascular events, especially if you've had a stent placed recently. This result often prompts a switch to a different antiplatelet medication that doesn't rely on the same enzyme pathway.

What should I do if my results show reduced drug effectiveness?

If your results indicate you're a poor or intermediate metabolizer, don't stop taking your current medication on your own, as this can be dangerous. Instead, use this information to discuss alternative antiplatelet therapies, such as prasugrel or ticagrelor, which don't depend on CYP2C19 for activation. Keep a copy of your genetic report handy, since this is a one-time result that stays relevant for any future cardiovascular treatment decisions.

Getting your blood test with us is easy, private & backed by the power of science.Long story short: In the test options, use the filters or search box to narrow your choices and find the test you want. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test. Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout. If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want. When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy! If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

How do I know which test to get?

In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option. Just text or call us at 754-799-7833, email us at support@privatemdlabs.com, and we'll gladly help you. We've got your back and reply quickly.

When will my lab results be available?

Most test results will be available within 1–3 business days. Once they're ready, we'll send an email and text message to let you know. After your blood draw, just hang tight and don't worry – we'll keep you updated and in the loop! If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com, and we'll gladly help you.

Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?

Absolutely! We totally understand that errors can happen. No worries, we're here to help you. Just reach out to us via text at 754-799-7833 or shoot us an email at support@privatemdlabs.com. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you. There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out. Our lab requires an address to be listed to generate an order.

Do you accept health insurance?

Only HSA & FSA is accepted. Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts. This policy applies to all insurance companies, including federal health insurance programs like Medicare. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com.

Can I cancel my order?

Yes. We get it – sometimes your needs change. As long as your samples haven’t been collected yet, we’re happy to help you cancel your order. If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com. You can read more about our cancellation policy here.

How can I find a lab location near me?

During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp). Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

Clopidogrel CYP2C19 Test - Blood Thinner Effectiveness

Getting your blood test with us is easy, private & backed by the power of science.

Long story short:

In the test options, use the filters or search box to narrow your choices and find the test you want.
If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout.
If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want.
When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system.
Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!

754-799-7833

[email protected]

Clopidogrel Genetic Test — CYP2C19 Metabolizer Status

AccuType® CP, Clopidogrel CYP2C19 Genotype

Prescription & fees included

Easy to understand results

Fast & convenient

Prescription & fees included

Easy to understand results

Fast & convenient

What's this test for?

What's included in this test?

What happens after I get my results?

Here’s why 1,000,000+ customers chose us for affordable hassle-free private blood testing.

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Clopidogrel Genetic Test — CYP2C19 Metabolizer Status

Prescription & fees included

Easy to understand results

Fast & convenient

1,000,000+ blood tests later, here's what our customers say