Sapindus can play a part of the efficacy of washing hair, with a certain clearing heat and expectorant, eliminating the role of worms, but the efficacy is very limited. Sapindus is a kind of Chinese medicine, the drug taste bitter, sex cold, to the heart, lung meridian, with heat expectorant, eliminating the efficacy of insecticide, clinically used in the treatment of laryngeal paralysis (pharyngeal red, swollen and painful, or dry, with a foreign body sensation) pain, lung fever coughing, hoarseness, stagnant food, chancre, abdominal pain of ascaris lumbricoides, trichomoniasis, ringworm disease, swollen toxin, and so on. The adverse effects of the drug is not clear, but the spleen and stomach deficiency cold (spleen and stomach weakness cold) people should be cautious. Sapindus can be decocted for internal use as well as for external cleansing, if patients have the need to use Sapindus, it should be applied under the guidance of a professional physician, so as not to blindly use the drug, resulting in adverse consequences.