Laboratory Test DirectoryShare
X987For the quantitative measurement of phenytoin in serum as an aid in monitoring drug therapy.
Collect: Red top tube
Specimen Preparation: Allow blood samples to clot (15 mins). Separate the serum from the cells by centrifuging for 10 minutes. Store serum at 2-8°C until analysis.
Storage/Transport Temperature: Refrigerated.
Stability: 7 days at 2–8°C, or 3 months at –20°C.
Accu Reference Medical Laboratory
Adults: 10 to 20 µg/mL