2, a long time with these two ingredients soak water to drink, but also to improve the waist and knees caused by kidney deficiency, weakness, insomnia, hot flashes, tinnitus and other symptoms. If there is a kidney Yin deficiency, you can go to the hospital Chinese medicine department, combined with the doctor to diagnose the pulse, choose the appropriate Chinese medicine soup to adjust, during the period of time can not drink. You should also pay attention to not excessive sexual desire, and also give up masturbation.