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Valproic Acid

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Also known as: Valproate; Free Valproic Acid [Often referred to by brand name (see MedlinePlus Drug Information)]
Formal name: Valproic Acid

At a Glance

Why Get Tested?

To determine the concentration of valproic acid in your blood and to maintain a therapeutic level

When to Get Tested?

At regular intervals to monitor the drug's level; to detect low or excessive (potentially toxic) concentrations

Sample Required?

A blood sample drawn from a vein in your arm

Test Preparation Needed?

No special test preparation needed, but talk to your health care provider about the timing of sample collection. Since dosage timing varies and some formulations are time-released, collection specifics may vary. Often, the recommended time for sample collection is just before the next dose is taken.