Schisandra chinensis can be used to treat premature ejaculation caused by the lack of kidney qi, but it is used as a decoction in water or as a powder, and has no special effect in external treatment. Fructus schisandrae chinensis has the effects of astringing and benefiting qi to generate fluid (promoting fluid production by tonifying qi), tonifying the kidney and tranquilizing the heart (tonifying the kidney and stabilizing the heart and mind). Fructus schisandrae chinensis is used to treat chronic cough and asthma, spontaneous sweating (involuntary sweating during the day, aggravated by the slightest movement), night sweating (abnormal sweating after falling asleep, sweating stops after waking up), spermatorrhea, spermatorrhea, prolonged diarrhea, thirst due to injury of the body fluid, thirst, palpitations (accelerated heartbeat, often accompanied by panic), insomnia, and dreaminess. Wu Wei Zi should not be taken if there is external surface evil (evil on the surface of the muscle), internal solid heat, or at the beginning of a cough or the first outbreak of gua sha rash. If there is a need for medication, it is recommended to go to the hospital and use the medication under the guidance of a doctor’s diagnosis.