Divalproex is used to treat seizure disorders, mental/mood conditions (such as manic phase of bipolar disorder), and to prevent migraine headaches. It works by restoring the balance of certain natural substances (neurotransmitters) in the brain.
Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: certain antidepressants (e.g., amitriptyline, nortriptyline, phenelzine), certain benzodiazepines (e.g., clonazepam, diazepam), certain antibiotics (carbapenems such as doripenem, imipenem), mefloquine, other medications for seizure (e.g., carbamazepine, ethosuximide, felbamate, lamotrigine, phenobarbital, phenytoin, rufinamide, topiramate), rifampin, vorinostat, warfarin, zidovudine.
This drug may affect certain lab tests (e.g., urine ketones). Make sure laboratory personnel and your doctors know you use this medication.
Common side effects of Divalproex include:
- Hair loss
- Blurred/double vision
- Change in menstrual periods
- Ringing in the ears
- Shakiness (tremor)
- Weight changes may occur
If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor immediately if any of these serious side effects occur: signs of infection (e.g., fever, persistent sore throat).
A small number of people who take anticonvulsants for any condition (such as seizure, bipolar disorder, pain) may experience depression, suicidal thoughts/attempts, or other mental/mood problems. Tell your doctor immediately if you or your family/caregiver notice any unusual/sudden changes in your mood, thoughts, or behavior including signs of depression, suicidal thoughts/attempts, thoughts about harming yourself.