The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 09, 2024
Filed:
Jun. 08, 2018
Livzon Pharmaceutical Group Inc, Zhuhai, CN;
Bin Chen, Zhuhai, CN;
Xia Yin, Zhuhai, CN;
Yanqing Wang, Zhuhai, CN;
Peng Xu, Zhuhai, CN;
Yuda Yang, Zhuhai, CN;
Miaoli Chen, Zhuhai, CN;
Weilun Ye, Zhuhai, CN;
Linyan Lv, Zhuhai, CN;
Huijuan Xu, Zhuhai, CN;
Wenqi Lu, Zhuhai, CN;
Xiangsheng Kong, Zhuhai, CN;
Xiaoman Jiang, Zhuhai, CN;
ZHUHAI LIVZON MICROSPHERE TECHNOLOGY CO. LTD., Guangdong, CN;
Abstract
The present invention provides an aripiprazole sustained-release microsphere and a preparation method therefor. The microsphere comprises aripiprazole and polylactide-glycolide. The microsphere is of a spherical reticular skeleton structure, with reticular micropores distributed in the spherical surface, and aripiprazole filled in the micropores. The average particle diameter of the microsphere is less than 20 μm, and is suitable for a 5 gauge needle. The content of aripiprazole is 65%-80% of the total weight of the microsphere.