MigraSpray is a patented over the counter homeopathic medicine intended to be a comprehensive approach for the treatment and prevention of migraine headaches (MigraSpray can also be effective for treating the pain and symptoms associated with menstrual cycles as well as tension headaches and hangovers). Use it for the rapid treatment of a migraine attack or use it daily to dramatically reduce or eliminate the onset of migraine headache symptoms. The efficacy of MigraSpray in treating acute migraine attack was demonstrated in a randomized, placebo-controlled, double blind crossover trial for migraine headache relief drawn from a general population. Active Ingredients: Feverfew, Goldenseal, Dandelion, and Larch Agaric. This 1 oz. spray can last up to a month if used daily as a preventative measure against migraine headaches.