International Normalized Ratio (INR) test for blood clotting in which the level of prothrombin in the blood is measured, here in a patient taking the

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International Normalized Ratio (INR) test for blood clotting in which the level of prothrombin in the blood is measured, here in a patient taking the anti-clotting drug warfarin. A normal INR is around 2.

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Keywords: blood, clotting, coagulation, condition, diagnosis, disease, disorder, healthcare, inr, international, level, measured, measurement, medical, normal, normalized, patient, prothrombin, ratio, test