申请人:——
公开号:US20030175346A1
公开(公告)日:2003-09-18
An osmotic pharmaceutical tablet is described which comprises a single-layer compressed core surrounded by a water permeable layer having a passageway. The single-layer core contains (i) a non-ripening drug having a solubility per dose less than about 1 mL
−1
, (ii) about 2.0% to about 20% by weight of a hydroxyethylcellulose having a weight-average, molecular weight from about 300,000 to about 2,000,000, and (iii) an osmagent.
描述了一种渗透性制药片,其包括一个被可渗透水层包围的单层压缩核心,该可渗透水层具有一个通道。单层核心包含(i)一种每剂溶解度小于约1 mL-1的非成熟药物,(ii)约2.0%至约20%重量的羟乙基纤维素,其重量平均分子量约为300,000至2,000,000,以及(iii)渗透剂。