Valproic acid (valproate) blood level
Quick answer: This test measures the amount of valproic acid, a medicine for epilepsy and bipolar disorder, in your blood. It helps doctors check the dose, and look into side effects or seizures that are not controlled.
- SampleBlood
- TakesAbout 5 minutes
- Before the testYour doctor will tell you when to give the sample; it is often taken just before your next dose.
- In fertility careValproate can harm an unborn baby, so anyone who takes it and could become pregnant should discuss pregnancy plans with their doctor.
How the test is done
- 1You keep your usual dose timing
- 2A trough sample is drawn just before the morning dose
- 3Liver tests and a blood count may be done from the same visit
- 4The lab reports the total valproate level
What your results can mean
Reading your report
Results are read with your dose and symptoms; do not change your dose without talking to your doctor.
If the result is outside the usual range
A high level can cause drowsiness, tremor or confusion and may affect the liver or platelets. A low level can be seen with missed doses or interacting medicines.
Who usually has this test
People taking valproate for epilepsy or bipolar disorder, especially after dose changes or with side effects.
Risks and aftercare
Bruising is possible; keep taking your medicine as prescribed.
Names and options
Also called: valproate level, sodium valproate test, Depakote level
Listed by the hospital as
- VALPROIC ACID, SERUM
Questions about this test
Why is valproate a concern for women who could become pregnant?
Valproate taken in pregnancy carries a high risk of birth defects and developmental problems in the baby. Women who could become pregnant should discuss this with their doctor, and should not stop it on their own.
Why are liver tests and platelets checked?
Valproate can rarely affect the liver and lower platelets. Regular checks help find problems early.
Can other medicines change valproate levels?
Yes, some antibiotics and other epilepsy medicines can change levels. Tell your doctor about any new medicine.
Related tests
Tamara Hospital & IVF Centre, Rajajinagar
34/3, 10th Cross Road, opp. Vardhaka Sardar Patel School, 1st N Block, 2nd Stage, Rajajinagar, Bengaluru 560010
The hospital is open 24 hours. Call before you come to check the timing for your scan or sample collection.
Get directions ↗IVF Pulse fertility care at Tamara Hospital →
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This page explains each test in general terms so you know what to expect. It is not medical advice: your doctor decides which tests you need and what your results mean. Reference ranges differ between laboratories. Updated 4 November 2026.