MODULE 2: Epilepsy Medication Therapy 5 Are There Different Types of Epilepsy Medications? There are many different types of AEDs. AEDs may be different in the following ways3 : • How they work in the brain • How they work for different seizure types • How they work for different patients • What side effects they have • How they interact with other medications • How you take them Generic vs Brand Name Medications Some AEDs are available as brand name medicines or as generics. Generic medicines may cost less than brand name medicines.4 For some AEDs, there may be more than one generic version available.4 A generic medicine has the same active ingredient as the brand name version.4 Generic AEDs should work in the same way as brand name AEDs.4 Do not switch from a brand name to a generic AED, from a generic to a brand name AED, from a generic AED to another generic AED, or from a brand name AED to another brand name AED, without talking to your doctor first.4 Let your doctor or pharmacist know if you feel differently after taking4 : • A generic AED instead of the brand name version you usually take • A brand name AED instead of the generic you usually take • A different generic AED than the generic version you usually take • A different brand name AED than the brand name version you usually take