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| Title | PHENYTOIN, FREE (DILANTIN, FREE) |
| Specimen Requirement | <p>Collect as a<strong> trough </strong>just prior to next dose. For patients receiving fosphenytoin therapy, collect<strong> peak </strong>(at least 2 hours after IV infusion or at least 4 hours IM injection).</p>
<p>1<strong>-Plain Red top</strong>/1 mL serum. Spin, separate and send refrigerated.</p>
<p> </p> |
| Methodology | |
| Stability | Room Temp: 4 days; Refrigerated: 7 days; Frozen: 1 month |
| Reference Range | By Report* |
| Turnaround | 2 days Setup Mon-Sat PM |
| Clinical Use | |
| Test Code | FDILS |
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