Any doctor, dentist, or emergency medical care provider who treats you should know that you are taking seizure medication. If it is almost time for your next dose, skip the missed dose and take the medicine at your next regularly scheduled time. Adverse events reported by at least kobe topiramate c o d of patients in the TOPAMAX 200-400 mg day group and more common than in the placebo group are listed in this table. Dihydroergotamine Multiple dosing of topiramate 200 mg day in 24 healthy volunteers 12 M, 12 did not affect the pharmacokinetics of mg subcutaneous dose of dihydroergotamine. These include higher doses of an atypical antipsychotic, lithium with divalproex, anticonvulsants, and other combinations.