IC50- værdierne for neuraminidase fra klinisk isoleret influenza A spændte fra 0, 1 nM til 1, 3 nM, og for influenza B var den 2, 6 nM.
Neuraminidase enzyme IC50 values for oseltamivir for clinically isolated influenza A ranged from 0.1 nM to 1.3 nM, and for influenza B was 2.6 nM.