Arbidol HCL is an antiviral treatment for influenza infection used in Russia and China. The drug is manufactured by Pharmstandard and since 2005 it has been the number one best-selling over-the-counter drug in Russia. Although some Russian studies have shown it to be effective, it is not approved for use in Western countries.

Arbidol hydrochloride, compared with other antiviral drugs, has the following eight characteristics:
1, it is capable of killing both influenza virus A and B at the same time.
2, it can prevent the viral integration and replication.
3, it can induce the generation of interferon and significantly improve the immunity of human body.
4, it can significantly reduce the flu symptoms and shorten the duration of flu.
5, it can prevent the occurrence and post-development of influenza syndrome.
6, administration of it can effective prevent the influenza upon the pandemic of flu.
7, in vitro tests have demonstrated that it is effective in treating both SARS virus and avian influenza virus.
8, it is convenient for oral administration with high safety and good compliance.