I suffered with multiple migraines from my teens and still occasionally now although much less frequently than in their height in my mid 30s. I ended up seeing a neurologist for about 3 years who prescribed me over a dozen different medicines to try and prevent them, think it was about the 15th...
Close to you - try Neil at Madeira Garage in May Road near the top of Elm Grove, Grants Garage in kemp town, Hanover garage in Lincoln Street, or a little bit further Baz at Providence in Roedale Road