The best one I have found is lyrica, less memory problems than with any other preventive I have tried

My dr give me a tablet that you take one in 24 hours they are called naramig very good

Someone once said they got a Tragus piercing and THAT worked better than the Daith.

I've tried a lot of meds and am up to having Botox every three months. Cuts them down to about 5 from the 15 I was having .

Botox, vaporic acid, cymbalta, propranolol, there are many many many others. Vaporic acid is in the same class so it might work better for you.

I had horrible side effects on topomax (to the point it made me black out well I was driving on the highway and crashed. But vaporic acid I can handle (and affects my memory less)

Migraines themselves though affect my memory - whenever I have pain I have a hard time remembering that day and since I have a headache/migraine every day ....