Invention Grant
- Patent Title: Metformin hydrochloride osmotic pump tablet and preparation method therefor
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Application No.: US16084416Application Date: 2016-07-27
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Publication No.: US10668021B2Publication Date: 2020-06-02
- Inventor: Wu Tian , Qing Tian , Jianping Jiang
- Applicant: ELITE PHARMA TECHNOLOGY (SHANGHAI) CO., LTD.
- Applicant Address: CN Shanghai
- Assignee: ELITE PHARMA TECHNOLOGY (SHANGHAI) CO., LTD.
- Current Assignee: ELITE PHARMA TECHNOLOGY (SHANGHAI) CO., LTD.
- Current Assignee Address: CN Shanghai
- Agency: Norton Rose Fulbright US LLP
- Agent James R. Crawford
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@4c8d2083
- International Application: PCT/CN2016/091933 WO 20160727
- International Announcement: WO2017/156953 WO 20170921
- Main IPC: A61K9/20
- IPC: A61K9/20 ; A61K31/155 ; A61K9/00 ; A61K9/28
Abstract:
Provided are a metformin hydrochloride osmotic pump tablet and a preparation method therefor. According to the preparation method, a hetero-type stamping-prepared metformin hydrochloride tablet core is used, and a controlled-release coating is wrapped outside the stamped metformin hydrochloride tablet core, such that the metformin hydrochloride osmotic pump tablet is prepared.
Public/Granted literature
- US20190076364A1 METFORMIN HYDROCHLORIDE OSMOTIC PUMP TABLET AND PREPARATION METHOD THEREFOR Public/Granted day:2019-03-14
Information query
