DPQ is an antiviral compound. DPQ has also been shown to bind to a widened RNA major groove at the internal loop. DPQ acts against the H1N1 and H3N2 strains of influenza A as well as influenza B.
Zanamivir hydrate is neuraminidase inhibitors. It is used worldwide for the treatment and prophylaxis of influenza caused by influenza A and B viruses.
Oseltamivir-acetate, an impurity of Oseltamivir, is a recommended neuraminidase inhibitor for both the treatment and prophylaxis of influenza A and B[1][2].