The one thing I've found to work on migraines is Orudis KT (Ketoprofen 12.5 mg). It's available over the counter and cost about $9 for 60 tablets. Other good thing: you only have to take one every 4 to 6 hours - and you can take another after 1 hour if the first one doesn't seem to be working.

Efficacy of oral ketoprofen in acute migraine: a double-blind randomized clinical trial.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12058095&dopt=Abstract