How much Shrinking Spring Pill should be taken by a child at one time should be determined under the supervision of a physician, there is no definite dosage for children and it should be taken under the supervision of an adult as prescribed by a doctor. Shrinking Spring Pill is a kind of Chinese medicine composed of Chinese yam and Yizhi Ren. As Shrinking Spring Pill has the effect of nourishing yin and tonifying the kidney, it is often used to treat frequent urination and nocturnal enuresis caused by kidney deficiency. In the instruction of Shrinking Spring Pill, it is indicated that children should be used under the supervision of a physician. Therefore, the dosage for children should be determined under the guidance of a physician. It is important to note that children must be evaluated by a physician and under adult supervision. The adverse reactions and contraindications of Zhenquan Pill are not clear, but it is not recommended for people with fever and cold, and avoid spicy, cold and greasy food during the use of the drug, so as not to reduce the efficacy of Zhenquan Pill. If the symptoms are not relieved after 2 weeks of medication, it is necessary to go to the hospital in time. Parents are advised to follow the doctor’s instructions to children’s medication, not to use drugs or prescriptions, but also to pay attention to the shrinking of the spring pill in a place where children can not touch, so as to avoid accidental ingestion of children.