The hazards or adverse effects, contraindications, etc. of Jian’er Elimination Oral Liquid are still unclear. Jian’er eliminating food oral solution is a kind of Chinese patent medicine, the main ingredients are astragalus, fried atractylodes macrocephala, Chen Pi, Maidong, etc., has the effect of strengthening the spleen and stomach, regulating qi and eliminating food. In the clinic, it is mainly used for children’s dietary disorders damage to the spleen and stomach caused by nausea (no appetite, less food), less food, epigastric distension and abdominal fullness, hands and feet, heart fever, self-sweating (involuntary sweating during the daytime, sweating is aggravated by the slightest movement), fatigue, fecal disorders (stool abnormality), and even anorexia, malnutrition, and so on. The adverse reactions and contraindications of Jian’er Elimination Oral Liquid are not yet clear, but try to avoid chocolate, colored drinks, as well as greasy and thick-flavored foods that are not easy to digest during the period of medication. It should also be noted that patients who are allergic to the ingredients of the drug should not use Jian’er Elimination Oral Liquid, and patients with allergies should use it with caution. It is recommended to consult a doctor for details when using Jian’er Xiaoyu Oral Liquid and take the medicine as prescribed by the doctor to avoid adverse consequences.