it's not clear how well they'll stack up against current migraine therapies, because head-to-head studies haven't been done...

one downside to existing drugs that prevent migraine is they can cause unpleasant side effects like.

experts say years of cuts to nhs budgets and staff has led to patients waiting longer for ­chemotherapy and radiotherapy..treatment delays are also causing needless anxiety and distress to patients as well as putting lives at serious risk (file pic)..