Topamax is an anti-seizure drug that's sometimes prescribed as a mood stabilizer to treat bipolar disorder. Topamax - and the generic topiramate - are not FDA-approved for use in bipolar disorder, only for epilepsy and migraines.
Taking Tegretol (carbamazepine) with Topamax can decrease the concentration of Topamax in your blood by as much as 40%, so be sure to discuss the combination with your doctor regarding this issue if you are taking both. If you are taking Metformin or Lithium, make...

