Silkworm chrysalis belongs to the Chinese medicine of a Chinese medicine name, is an animal in the family of Sericidae, generally distributed in the northeast, other regions are also distributed. The efficacy of the main is to promote the production of fluids to relieve cough, antispasmodic, the main treatment of thirst, urinary polyp, epilepsy, convulsions, the part of the medicine is processed with the harvest, generally throughout the year can be collected, the first or sun-dried related to the preparation of silkworm chrysalis cocoon pupae with 15g of cocoon pupae decoction, twice a day, can be used to treat thirst and urinary polyp, treatment of tympanites. General cocoon chrysalis with a pot or roasted with a dryer, research into powder, each time to take 6g, twice a day, the treatment of epilepsy, with cocoon chrysalis 70 plus rock sugar, steamed every time after the seizure, wake up in two doses, if taken before the seizure is more effective.