US 12,440,483 B2
Pharmaceutical composition containing ilaprazole or salt thereof and preparation method therefor
Tao Wang, Zhuhai (CN); Xuemei Hou, Zhuhai (CN); Caihua Cheng, Zhuhai (CN); Wenqi Lu, Zhuhai (CN); Xiangsheng Kong, Zhuhai (CN); Xiangna Zhang, Zhuhai (CN); Zengqing Tu, Zhuhai (CN); Yurong Zhang, Zhuhai (CN); Xiaohong Wu, Zhuhai (CN); Jing Li, Zhuhai (CN); Hongdan Chen, Zhuhai (CN); and Jialu Chen, Zhuhai (CN)
Assigned to LIVZON PHARMACEUTICAL GROUP CO., LTD, Zhuhai (CN)
Appl. No. 17/254,830
Filed by LIVZON PHARMACEUTICAL GROUP CO., LTD, Zhuhai (CN)
PCT Filed Oct. 24, 2018, PCT No. PCT/CN2018/111611
§ 371(c)(1), (2) Date Dec. 21, 2020,
PCT Pub. No. WO2019/242181, PCT Pub. Date Dec. 26, 2019.
Claims priority of application No. 201810652046.X (CN), filed on Jun. 22, 2018.
Prior Publication US 2021/0260046 A1, Aug. 26, 2021
Int. Cl. A61K 31/4439 (2006.01); A61K 9/00 (2006.01); A61K 9/16 (2006.01); A61K 9/19 (2006.01); A61K 47/02 (2006.01); A61K 47/26 (2006.01); A61K 47/55 (2017.01); A61P 1/04 (2006.01)
CPC A61K 31/4439 (2013.01) [A61K 9/0019 (2013.01); A61K 9/1617 (2013.01); A61K 9/1623 (2013.01); A61K 9/1694 (2013.01); A61K 9/19 (2013.01); A61K 47/55 (2017.08); A61P 1/04 (2018.01)] 19 Claims
 
1. A pharmaceutical composition, comprising or consisting of the following parts by weight of substances:
ilaprazole sodium 98.7-99.5 parts;
ilaprazole sulfone 0.1-0.2 parts;
ilaprazole thioether 0.1-0.2 parts;
ilaprazole carboxyl ylide 0.1-0.3 parts;
ilaprazole hydroxyl ylide 0.1-0.3 parts; and
ilaprazole mercaptomethyl ylide 0.1-0.3 parts.