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Feverfew: hope for migraine sufferers?
Lots of alternative therapies are advocated for migraine. Few of them are supported by good evidence. An exception could be the herbal remedy FEVERFEW. This review is an update of a previously published review in the Cochrane Database of Systematic Reviews on 'Feverfew for preventing migraine'. Feverfew (Tanacetum parthenium L.) extract is a herbal remedy, which has been used for preventing attacks of migraine. Our aim was to systematically review the evidence from double-blind, randomised, clinical trials (RCTs) assessing the clinical efficacy and safety of feverfew monopreparations versus placebo for preventing migraine. For this updated version of the review we searched CENTRAL, MEDLINE, EMBASE and AMED to January 2015. We contacted manufacturers of feverfew and checked the bibliographies of identified articles for further trials. We included randomised, placebo-controlled, double-blind trials assessing the efficacy of feverfew monopreparations for preventing migraine in migraine