Colla Corii Asini can be eaten by melting and mixing, and fried Colla Corii Asini can be used in soups or pills or loose. It can be used to nourish yin and replenish blood (nourishing the blood in the body), to clear the lungs and resolve phlegm (clearing heat from the lungs and resolving phlegm), to be fried with clam powder, and to stop bleeding, to be fried with pohuang. Colla Corii Asini, sweet in flavor and flat in nature. Attributed to the lung, liver and kidney meridians. It has the effect of tonifying blood and nourishing yin, moistening dryness and stopping bleeding. It is used in treating blood deficiency, dizziness and palpitations (rapid heartbeat, often accompanied by panic), muscle atrophy and weakness, restlessness and insomnia, internal movement of deficiency wind, cough with dryness of the lungs, cough and haemoptysis due to exertion, vomiting and urination of blood, haematochezia and leakage of blood from stools (excessive menstrual flow or more than a few drops), and foetal leakage of pregnancy (small amount of bleeding from vagina in early pregnancy), etc. It is also used to relieve blood loss, and to relieve blood loss and bleeding. Colla Corii Asini is sticky and greasy, which hinders digestion, so it should be used with caution for people with weak spleen and stomach. Chinese medicines should be used under the guidance of a doctor, and blind use may lead to adverse effects.