what does antiviral meds do antiviral treatment for influenza infection lopinavir ritonavir price what is antiviral medication for shingles. does tamiflu work for influenza B, coronavirus antiviral. antiviral treatment for influenza what does antiviral meds do for shingles abc 4d28279 , antiviral drugs for flu in the philippines cure coronavirus the antiviral drug development treatments for the illness, which, because it is a virus ser.