Anti-viral Oral Liquid belongs to the category of clearing heat and detoxifying drugs, which is composed of several Chinese herbs, the main ingredients of which are Panax quinquefolium, gypsum, rhizome, raw earth, yujin, Zhiwu, calamus, patchouli, forsythia, etc. The drug has more than 1000 years of successful experience and has its unique advantages in the treatment of influenza and wind-heat colds. Anti-viral Oral Liquid has the effect of clearing heat and dispelling dampness, cooling the blood and detoxifying the toxin. Antiviral Oral Liquid has a direct killing effect on influenza A1, A3, B virus and parainfluenza virus type I outside the cell, and inhibits the reproduction of influenza A1, A3 and B virus inside the cell, which has a high clinical value. Although the drug belongs to the widely used proprietary Chinese medicine, it must be used under the premise of grasping the indications for the use of the drug, in accordance with the requirements of the instructions, and not to increase the dose on its own in order to avoid the risk of drug use. It is also recommended that all medications be administered in accordance with the physician’s consultation.