Sha Yuan Zi Granules should be taken before meals. Sha Yuan Zi Granules has the effect of warming the kidney and fixing the essence (warming the kidney to fix the essence), nourishing the liver and brightening the eyes, and shrinking the urine, and can be used to treat lumbago, spermatorrhea, premature ejaculation, dyspareunia, and urinary residual leaking (after urinating, the drops do not finish) caused by kidney deficiency. Sha Yuan Zi belongs to a tonic, and the role of the liver and kidney organs, in order to better play the efficacy of the medicine, it is generally recommended to take before meals. However, it should be noted that, due to the warm nature of Sha Yuan Zi, if the yin deficiency fire (Yin essence deficit in the body, the emergence of hyperactive fire) can not be taken, and the drug has the effect of consolidating the essence of the shrinking of the urine, if it is unfavorable urination (urination) can not be taken, so as not to aggravate the symptoms. Pregnant women should be cautious. It should not be taken by patients with cold and fever. Patients with chronic diseases such as hypertension, heart disease, liver disease, diabetes, kidney disease, etc. should take the medicine under the guidance of a physician. If symptoms are not relieved within 2 weeks of taking the medicine, consult a doctor. Avoid oily, spicy, cold food during the period of taking the drug, if overdose or long-term use of the drug is prone to cause dry mouth, urine and other adverse reactions, this drug should be used under the guidance of a physician, consult a physician and then take the correct dose.