Wu Mei Zi, or Schisandra chinensis, has the efficacy of astringent and solidifying astringency (astringent consolidation), benefiting qi and generating fluids (promoting the production of fluids by replenishing qi), tonifying the kidneys and tranquilizing the heart (tonifying the kidneys and stabilizing the heart and mind). Schisandra chinensis is mainly used in the treatment of prolonged cough and asthma, spontaneous sweating (involuntary sweating during the daytime, aggravated by sweating with slight movement), night sweating (abnormal sweating after going to sleep and stopping sweating after waking up), seminal emission, spermatorrhea, prolonged diarrhea, thirst due to injury of fluids, thirst, palpitation (accelerated heartbeat often accompanied by panic), insomnia, and dreaminess. Adverse effects of Schisandra chinensis: If the amount taken internally is too large or the body is idiosyncratic, it can lead to poisoning. Symptoms of poisoning can mainly be seen as fever, headache, fatigue, urticaria, and so on. It should not be taken if there is external superficial evil (evil in the muscle surface), internal solid heat, or cough at the beginning, or gua sha rash at the beginning. If the patient has any discomfort, please go to a regular medical institution; if you need to use Schisandra chinensis, it must be used under the guidance of a professional doctor.