Migraine headache treatment feverfew

At least three studies have demonstrated that feverfew (dried leaf, not extract) can reduce the frequency and severity of migraine headaches, although one study failed to find any significant difference from placebo. Prophylaxis appears to be more effective than acute treatment. There is also a consensus that feverfew is probably less effective than conventional migraine prophylaxis, although it may have a role as a second-line option. Although feverfew has also been used for rheumatism, it has never been verified to be effective in clinical trials. 

Feverfew (Tanacetum parthenium) is commonly used for the treatment of migraine headaches, arthritis, and various type of allergies. This herb is thought to exert its pharmacological activity by... 

In Canada, the Health Protection branch allows sale of tablets and capsules made from feverfew crude dried leaves for decreasing the frequency and severity of migraine headaches. The products should be standardized to contain no less than 0.2% parthenolide. In France, feverfew has traditional use in the treatment of heavy menstrual flow and prevention of migraine headache (4). 

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