1154. Valproic acid
Description
Valproic acid is a broad-spectrum antiepileptic drug. The toxic dose is slightly higher than the therapeutic one. Because of this, it is very important to choose the right dose and control it throughout the treatment.
This test makes it possible to easily and with high accuracy determine the concentration of the drug in the blood, which makes it indispensable for the selection and adjustment of the dosage of valproic acid in patients with seizures.
When and who needs the test?
- In case of impaired renal, liver or gastrointestinal tract function that affects valproic acid preparations.
- If there are doubts about the correctness of taking the drug in its stable concentration.
- If acute poisoning with valproic acid is suspected.
- After prescribing or canceling other drugs of combination anticonvulsant therapy.
Biological material
- Venous blood
Preparing for a blood test
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- an important condition for laboratory tests is to take blood on an empty stomach.
- 6-12 hours before the test, you should avoid eating, drinking alcohol, smoking, and limit physical activity. Drinking...