There are a host of other medications that have shown benefit to patients including primidone, gabapentin/pregabalin, benzodiazepenes, and some anticonvulsant drugs.
Topamax is one of these anticonvulsants. Some of the adverse effects associated with
topamax include paresthesias (numbness/tingling), somnolence, dizziness, and risk for kidney stones. Weight loss is also a side effect that is commonly seen.