SUSTAINED RELEASE FORMULATION COMPRISING XANTHAN GUM

摘要

Prepn. of compsn. comprising a compressed mixt. of a pharmacologically active ingredient (I) and 7.5-28 wt.% of the compsn. of a sustained release carrier (II) comprising a major proportion of xanthan gum comprises mixing (I) with (II) and compressing the mixt. to produce a solid formulation. Pref. (II) comprises at least 90 wt.% xanthan gum. Pref. the ratio of (II) to (I) is 1:10 to 1:1.