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Do you know someone taking the blood thinner warfarin to prevent and treat blood clots?

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Do you know someone taking the blood thinner warfarin to prevent and treat blood clots?

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Sharing this information may avoid hospitalization. Approximately 2 million people in the United States are prescribed the blood thinner warfarin each year to prevent and treat blood clots. Prescribing the right dose of warfarin is extremely difficult for doctors to do: Too high a dose of warfarin can lead to a major bleeding episode; too little can result in blood clots that can cause strokes and other serious conditions. However, new research shows that giving a patient a genetic test can help doctors better determine the correct dosage of warfarin and can reduce the chance that the patient will end up in the hospital by 30%. You may wonder what a genetic test has to do with a commonly used blood thinner. The answer is that genetic variations affect how people respond to certain medications. In the case of warfarin, genes determine how well the enzymes CYP2C9 and VKORC1 will inactivate the drug and how sensitive you will be to the medication. If you have genetic variations that speed

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