Yupingfeng Granules is a proprietary Chinese medicine preparation, which is fully able to be taken by cold and flu patients. The drug contains Chinese medicines mainly for astragalus, atractylodes, etc., and the auxiliary materials are some mannitol binders, etc. The main function has the effect of benefiting qi, fixing the surface, stopping sweating, and can be used for those who have a deficiency of the surface and are not solid, who have self-sweating and evil winds, who have shaky white color, who have a weak constitution, and who are easy to feel the wind and evils. Therefore, it can be used for patients who are weak and prone to frequent colds and are prone to sweating when they catch a cold. This drug has the ability to enhance the immunity of the body and can improve its ability to resist pathogens. Therefore, Yu Ping Feng is perfectly suitable for patients with colds who have a weak constitution.