Horseshoes, also known as water chestnuts, have certain effects of clearing heat, expectorant and eliminating food. However, the effective dose of drinking water boiled with water chestnut is limited, generally cannot achieve clinical therapeutic effect, if you want to achieve the effect, it is recommended to carry out regular treatment under the guidance of a doctor. Water chestnut is a traditional Chinese medicine, sweet taste, cold nature, belonging to the lung, stomach two meridians, with the efficacy of clearing away heat, expectorant, and elimination of food and stagnant food (digestion of stagnant food), the main treatment of thirst, jaundice, hot lymph (burning and stinging pain during urination is obvious, accompanied by urinary frequency, urgency, abdominal traction discomfort), plaque (lumps), eye redness, sore throat and warts (sarcoma growing on the skin). The adverse reactions and contraindications of this medicine are not known. Before taking this medicine, you need to be guided by a doctor for identification and should not take the medicine on your own to avoid adverse consequences to the body.