Service Description

The Phenobarbital test measures the level of phenobarbital, an anticonvulsant medication, in the blood. It helps ensure the medication is within the therapeutic range for safe and effective seizure control. Why it’s done: To monitor therapeutic levels of phenobarbital To prevent toxicity from high medication levels To evaluate treatment effectiveness for seizure disorders To adjust dosage when starting therapy or changing medications To investigate symptoms of underdosing or overdosing Specimen Type: Blood draw Turnaround Time: Typically 1–3 business days Collection Available: In-office or mobile blood draw services