Shrinking Spring Pill is a proprietary Chinese medicine with the effect of tonifying the kidney and shrinking urine; its side effects are not known. Shrinking Spring Pill is composed of Chinese yam, Yi Zhi Ren (salt-fried) and Wu Yao. It is effective in tonifying the kidney and reducing urination. Clinically, it is mainly used for the treatment of frequent urination caused by kidney deficiency and nocturnal enuresis. It should be noted that the adverse reactions and contraindications of Zhenquan Pill are not yet clear, if used with other drugs may occur drug interactions, please consult your physician or pharmacist for details. Avoid spicy, cold, greasy food. Not suitable for patients with fever and cold. This product should be taken before meals. If the patient has any discomfort, please go to a regular medical institution; if you need to use Shrinking Spring Pill, it must be used under the guidance of a professional doctor.