Colla Corii Asini is a traditional Chinese medicine with the effects of tonifying blood and nourishing yin. Anemia is equivalent to blood deficiency in TCM diagnosis. Patients can take Colla Corii Asini to replenish blood under the guidance of professional doctors. Patients are strictly prohibited from taking the medicine on their own, so as to avoid delaying the condition. Colla Corii Asini is sweet in taste and flat in nature, and belongs to the lung, liver and kidney meridians. It can nourish blood and nourish yin, moisten dryness and stop bleeding. Clinically, it is mainly used for blood deficiency and atrophy, dizziness and palpitations (rapid heartbeat, often accompanied by panic), muscle atrophy, insomnia and heartburn, internal movement of deficiency wind, lung dryness and cough, cough and hemoptysis due to labor, and hematemesis and hematochezia, and vomiting and urination of blood, etc. It is not recommended for patients who are allergic to Aconite. Patients who are allergic to Colla Corii Asini are forbidden to take it. Patients with weak spleen and stomach and allergies should be cautious. At present, there is no clear adverse drug reactions after taking Colla Corii Asini. Although Colla Corii Asini has the function of replenishing blood, patients with blood deficiency should take Colla Corii Asini only under the comprehensive evaluation and guidance of a professional doctor, so as to avoid delaying the condition.