Tolerability and consistency of effect of Zolmitriptan nasal spray in a long-term migraine treatment trial

To primarily assess the tolerability of zolmitriptan (Zomig) nasal spray 5mg in the long-term treatment of migraine, as well as determine efficacy and consistency of effect over time (up to 1 year). This randomised, double-blind-to-dose, parallel-group, multicentre study was designed as a two-phase,...

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