Re: Fast-acting FVIIa analog called NN1731 >You mean short acting, ie fast clearing.< Negative, sir. “Fast acting” is how NVO itself describes the compound. See, for instance, the penultimate paragraph of this release: <a href="http://seloken.com/secNewsItem/Variant-rFVIIa-more-active-than-NovoSeven.aspx" target="_blank">http://seloken.com/secNewsItem/Variant-rFVIIa-more-active-than-NovoSeven.aspx</a> Regards, Dew