Fu Zheng Nourishing Yin Pill is a proprietary Chinese medicine formulated with natural Chinese herbs such as Colla Corii Asini, Asparagus, Phellodendron Bidentatae, Panax Quinquefolii, Ophiopogonis, Maitake, Morus Alba, Chinese yam, Radix Rehmanniae Praeparata, Radix Panax Quinquefolii, Radix Panax Quinquefolii, Radix Achyranthis Bidentatae, Chrysanthemum and Poria, etc., and condensed honey as the auxiliary material. It is mainly used for the treatment of symptoms such as deficiency and strain, hot flashes (a burst of fever) and cough. This product is suitable for Yin deficiency and dry cough, which is characterized by dry cough, short cough, sputum with little mucus, dry mouth and pharynx, and night sweating (abnormal sweating after going to sleep, and sweating stops after waking up). Adverse effects and contraindications of this product is not clear, during the drug should be avoided spicy, greasy food. If the patient has high fever or shortness of breath, or the cough worsens, the amount of sputum increases significantly, or there is pus or blood in the sputum, the patient should go to the hospital. If there is no significant improvement in symptoms after 2 weeks of taking the product, stop taking it and go to the hospital. Children, pregnant women and patients with bronchial dilatation, lung abscess, pulmonary heart disease, tuberculosis should be used with caution. If you need to use the drug is recommended to be used under the guidance of a traditional Chinese medicine practitioner to identify the evidence, unauthorized use of drugs may cause adverse consequences.