Generally Schisandra is not harmful to the kidneys. Schisandra chinensis is the dried mature fruit of Schisandra chinensis, family Magnoliaceae. It has the effect of benefiting the qi, generating fluids and tonifying the kidneys and tranquilizing the heart, as well as tonifying and nourishing the five organs. When there is a chronic cough and asthma and urination, as well as palpitations (rapid heartbeat, often accompanied by panic) insomnia and other phenomena, you can generally use schizandra to regulate and alleviate the symptoms. Schisandra can astringe the lungs, nourish the kidneys, promote the production of fluids, stop sweating, and astringe the essence. It can be used to treat lung deficiency and coughing, dry mouth and thirst, spontaneous sweating (involuntary sweating during the day, aggravated by a little movement), night sweating (abnormal sweating after going to sleep and stopping sweating after waking up), labor injury and body fatigue, dreaming and slippery spermatozoa, and prolonged diarrhea. However, it is still recommended that before using schizandra, you should consult a doctor to determine whether you can use it according to your own situation, so as not to blindly nourish and damage your health.