ZD-0892 is a selective and potent inhibitor of a neutrophil elastase with Kis of 6.7 and 200 nM for human neutrophil elastase and porcine pancreatic elastase, respectively.
GW-311616 is a potent, orally bioavailable, long duration and selective human neutrophil elastase (HNE) inhibitor with IC50 value of 22 nM and Ki value of 0.31 nM.
