Pilosula belongs to a kind of warm li medicine, with the benefits of returning yang to save reversal (saving fainting, unconsciousness, etc. by warming yang qi), replenishing fire to help yang (replenishing the body’s yang qi), dispersing cold and relieving pain (relieving pain by dispelling the body’s cold evils), and the downside is that Pilosula is more toxic, and it is easy to be poisoned by taking it inappropriately. Pilosula is an important Chinese medicine in the warm li medicine, the nature of pungent, sweet, great heat; poisonous. It belongs to the heart, spleen and kidney meridians. It has the function of returning yang to save the body, tonifying fire to help yang, dispersing cold and relieving pain, and is known as the first medicine to return yang to save the body. It can be used to treat yin-sheng and yang-sheng, sweating and death of yang, vomiting and syncope (unconsciousness, accompanied by cold limbs, even to the elbows and above the knees), cold pain in the heart and abdomen (cold pain at the location of the heart, mouth and abdomen), cold dysentery with spleen drainage, and paralysis of wind-cold-dampness (paralysis of limbs caused by the invasion of the body by the three evils: wind, cold, and dampness), etc. However, it is very poisonous. However, epiphyllum is highly toxic, and improper preparation or decoction, or excessive dosage can easily cause poisoning. Symptoms of poisoning include burning in the mouth, numbness (starting from the fingers and gradually reaching the whole body), salivation (drooling), nausea, possible vomiting, fatigue, dyspnea, dilated pupils, irregular pulse (weak and slow), cold and clammy skin, and white color. Epiphyllum is an important Chinese medicine, but it is generally used less frequently in clinical practice due to its high toxicity. If there are symptoms of discomfort need to be in the regular doctor under the guidance of the use of epiphyllum, not to buy their own, so as not to cause poisoning.