Half lotus is a traditional Chinese medicine, has a heat detoxification (clear the body of heat and toxicity), diuretic effect of swelling, clinical generally do not recommend long-term use, there is no “long-term benefits of taking” said. Half the lotus to dry the whole herb into medicine. Half lotus flavor pungent, flat, can enter the heart, lungs, small intestine three meridians, with heat detoxification, diuretic effect, clinically can be used for the treatment of damp-heat jaundice, snake bites, carbuncle furuncle (mostly in the limbs or facial sores, the shape of a small root base deep, such as nails as hard), dropsy (refers to the abdominal distension of the type of disease such as a drum) oedema, eczema eczema and other symptoms. Half the lotus is usually decoction soup internal use, can also be used externally. The adverse reaction of half lotus is not clear, allergic to it, yin gangrene (is a kind of slow condition of yin sores and ulcers disease) and spleen and stomach deficiency cold (spleen and stomach weakness and cold) people should not use. It should be used under the guidance of traditional Chinese medicine practitioners, and should not be taken blindly by oneself to avoid damage.