Product name: Amantadine Hydrochloride CAS: 665-66-7 Molecular Formula: C10H18ClN The density is 1.067g/cm3, white crystalline powder. It is soluble in water, methanol and ethanol, slightly soluble in acetic acid and chloroform, and almost insoluble in benzene, ether and petroleum ether. It can effectively prevent and treat various influenza A virus infections in clinical practice. The protection rate of this product can reach 50%~79% when it is used as a preventive drug during the epidemic period of influenza. For those who have already been infected, if the drug is administered within 48 hours, it can effectively treat respiratory symptoms caused by influenza A virus. After entering the brain tissue, it can promote the release of dopamine, or delay the metabolism of dopamine to play the role of anti paralysis. It has obvious curative effect on tremor paralysis, and has good effect on relieving tremor and stiffness. Rapid onset The effect is obvious 48 hours after administration, and it has a good antipyretic effect on many kinds of inflammation, sepsis, viral pneumonia, etc. To prevent and treat influenza A virus in patients with primary tremor paralysis, cerebral arteriosclerosis and tremor paralysis syndrome after encephalitis.