It is used for the treatment of mild to moderate iron deficiency anemia caused by deficiency of Qi and blood, such as pale and yellow face, fatigue, dizziness and tinnitus, palpitation and shortness of breath. Patients with mild iron-deficiency anemia and pediatric patients should follow the doctor’s instructions to avoid adverse effects caused by blind use of the drug. Common adverse reactions include upper abdominal discomfort, nausea, and increased frequency of stools in individual patients. It is normal for the stool to become dark after taking the tablets.