Phenytoin (Dilantin) Correction for Albumin / Renal Failure
Corrects serum phenytoin level for renal failure and/or hypoalbuminemia.
INSTRUCTIONS
Use in patients with albumin ≤3.2 g/dL (32 g/L). The “Sheiner-Tozer Equation” is the official name of this correction. This updated formula uses an albumin coefficient of 0.275, and 0.2 for patients with renal failure (see Evidence for details).
When to Use
Pearls/Pitfalls
Why Use
µg/mL
g/dL
No
Yes
Result:
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