Face-righting decoction for facial paralysis and preparation method

The invention discloses face-righting decoction for facial paralysis and a preparation method and further discloses a using method of the face-righting decoction for facial paralysis. The face-righting decoction for facial paralysis is mainly prepared from traditional Chinese medicine components including 30-50 g of milkvetch roots, 5-10 g of long-noded pit viper, 30-60 g of Geranium wilfordii, 30-60 g of silkworm feces and 20-40 g of angelica roots. The face-righting decoction for facial paralysis is prepared from refined materials, is convenient, cheap and green, causes no pain, can promote blood circulation, remove meridian obstruction, expel wind and clear away cold, has the significant clinical effect, is safe, reliable and free of toxic and side effects and has an exact and rapid curative effect, the angelica roots are contained in the formula, so that the face-righting decoction for facial paralysis has the skin whitening effect, meanwhile, the preparation and using methods of the face-righting decocti