Yizhengqing Yuan can regulate the balance of intestinal flora, regulate constipation and diarrhea, lower blood lipids and blood pressure, and improve the PH value of the intestinal tract. The effect of Yizhengqing Yuan is to tonify the qi and strengthen the spleen, for low immunity especially weakness, after taking it can enhance appetite, enhance the absorption and digestion of food and bioavailability, and can have the effect of tonifying the kidneys and adding essence, for male hypogonadism has a better effect. But this medicine does not have significant efficacy in improving the symptoms of prostatitis and prostate hyperplasia, such as frequent urination, urgent urination, incomplete urination and poor urination. However, many patients with prostatitis and prostate hyperplasia have sexual dysfunction and can play an adjunctive role in improving their sexual function by taking Yizhengqing Yuan tablets or patches.