It is not clearly stated in the instruction manual of Ding Gui Er Navel Patch that how old the baby can use it, usually infants and children can use it according to the doctor’s advice. The main ingredients of Ding Gui Er Navel Patch include cloves, cinnamon and wicker, which can strengthen the spleen and warm the middle, disperse cold and stop diarrhea, and can be used as an adjunctive treatment for children’s diarrhea and abdominal pain. The instruction of the drug does not clearly indicate how old the infant can be used, the infant is generally refers to the children from 0 to 11 months, you can use the drug under the guidance of the physician, but there are umbilical cord disorders of the population is prohibited. At the same time, the drug belongs to the external use of drugs, prohibit internal use, and also need to pay attention to skin ulcers prohibited. During the use of the drug, patients need to rationalize the diet, avoid eating cold, greasy and indigestible food. If the patient during the use of the drug, the umbilical itching, redness, swelling, rash and other symptoms, need to stop the drug in time, if the use of the drug after 2-3 days, the symptoms are not relieved, but also need to consult a doctor in a timely manner. The adverse reaction of the drug is occasional allergic reaction at the skin paste, if you need to use the drug, please use under the guidance of a professional physician to identify the evidence.