Patent ID: 6699845
Filing Date: 2004-03-02
Classification: A61K

Abstract:
An excipient comprising &agr;, &agr;-trehalose dehydrate obtained in a crystal form by treating, with enzymes, a starch degradation product(s) with the degree of polymerization of 3 or more, wherein the &agr;,&agr;-trehalose dehydrate has a purity of 99.0% or more, a glucose content of 0.5% or less, a water content of 12.0% or less, a proportion of particles of 75 &mgr;m or more of 2 to 90 wt % , an average particle size of 10 to 250 &mgr;m, an apparent specific volume of 1.5 to 3.5 ml/g, and a whiteness of 96% or more.