Challenging Oklahoma Blood Test Results in Court

If you had your blood tested after a DUI traffic stop in Oklahoma, you may be wondering how to challenge the blood test results in court. Generally, blood tests have fewer calibration and procedural problems than breath tests, but there are still defense strategies to explore. In Oklahoma, the blood test must be administered in accordance with the testing laws, including 47 O.S. § 752. Only an authorized person, such as a doctor, nurse, physician’s assistant, or other employee approved by the hospital can draw your blood. This person must receive a written order authorizing blood withdrawal. For example, a law...

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