Phenytoin
This test measures the concentration of phenytoin, an anticonvulsant medication, in the blood. It is used to monitor therapeutic levels and prevent toxicity in patients with epilepsy.
Overview of Phenytoin in Chennai
What is the Phenytoin Serum test used for?
This test measures the level of phenytoin in the blood, a medication used to control seizures in epilepsy. It helps ensure therapeutic levels are maintained.
Why is monitoring phenytoin levels important?
Phenytoin has a narrow therapeutic range. Too little may cause seizures, while too much can lead to toxicity with symptoms like dizziness, confusion, and tremors.
How is the test performed?
It's a blood test usually taken before the next scheduled dose (trough level) to get accurate readings.
When should I get this test done?
It's done regularly during treatment, especially when starting, adjusting doses, or if side effects or seizure control issues arise.
What affects phenytoin levels?
Factors include liver function, interactions with other drugs, age, nutritional status, and adherence to prescribed doses.
Test included
- Phenytoin
Doctor information
Test code
4103
CPT and Loinc codes
Department
- Bio Chemistry
Turn around time
Same Day
Test run frequency
Every Day TIME - 11:00 , 19:00
Performing locations
14 labs across India
Specimen vol. and vacutainer information
| Specimen | Vacutainer | Volume |
|---|---|---|
| Serum | Yellow Vacutainer | .5 ML |
Specimen stability information
Serum
Collection instructions
Provide history of the drug dose taken, time of sample collection, Age, gender, medication & clinical details . Lipemic & hameolysed sample should be avoided.
Package price
₹1200
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