The effectiveness time of Wu Zi Yan Zong Wan varies from person to person and depends on the specific condition, and cannot be generalized. It can be used to treat male impotence or premature ejaculation, which can be effectively improved by taking the medicine for 15 days to more than a month; it can also be used for the treatment of oligospermia and weak spermia, which may take more than three months to be effective. In addition, the drug can also be used to improve menopausal syndrome, nephrotic syndrome, diabetic nephropathy and other diseases, which also have better therapeutic effects. Wu Zi Yan Zong Wan has fewer adverse reactions, but long-term use may have mild effects on liver and kidney functions. Patients are advised to have their liver and kidney functions checked regularly, and those with chronic diseases such as severe hypertension, heart disease and liver disease should use it under the guidance of a physician.