The invention discloses a medicine for treating wind-phlegm stasis type vertiginous epilepsy and a preparation method thereof. The medicine comprises the following raw medicinal materials: dried tangerine or orange peel, uncaria laevigata, dragonfly, cortex juglandis mandshuricae, rose, armeniaca mume, buckeye, persimmon calyx, semen brassicae, the root of red-rooted salvia, inula flower, bamboo juice, tabasheer, seaweed, kelp, concha meretricis sea cyclinae, ternate buttercup root, trichosanthes kirilowii Maxim, mellea armillaria sporophore, black sesame, folium rhododendri daurici, honeysuckle, uncaria, pearl, gastrodia elata, earthworm, stiff silkworm, rhizoma acori graminei, fresh ginger, ampelopsis cantoniensis and calystegia hederacea. The medicine has the beneficial effects that the method is based on the traditional theory of traditional Chinese medicine in China, has the main effects of eliminating phlegm and dredging, dispelling wind and relieving convulsion, is used for treating the wind-phlegm stasis type vertiginous epilepsy and has the advantages that the medicine is fast in effectiveness, exact in curative effect and high safety and does not have any toxic or side effect, and the disease is not easy to reoccur.