CN Patent

CN107648231B — 右兰索拉唑药物制剂

Assigned to Jiangsu Hansoh Pharmaceutical Group Co Ltd · Expires 2021-07-16 · 5y expired

What this patent protects

本发明公开一种右兰索拉唑药物制剂，具体涉及一种具有双相释药行为的右兰索拉唑药物组合物及其制备方法。本发明所述药物组合物包括肠溶速释微丸和肠溶延时微丸，其中肠溶延时微丸的延时层采用羟丙甲纤维素邻苯二甲酸酯(HPMCP)与甲基丙烯酸共聚物S100按特定比例混合，达到了控酸效果好、释药平稳、维持时间长的效果。

USPTO Abstract

本发明公开一种右兰索拉唑药物制剂，具体涉及一种具有双相释药行为的右兰索拉唑药物组合物及其制备方法。本发明所述药物组合物包括肠溶速释微丸和肠溶延时微丸，其中肠溶延时微丸的延时层采用羟丙甲纤维素邻苯二甲酸酯(HPMCP)与甲基丙烯酸共聚物S100按特定比例混合，达到了控酸效果好、释药平稳、维持时间长的效果。

Drugs covered by this patent

Patent Metadata

Patent number
CN107648231B
Jurisdiction
CN
Classification
—
Expires
2021-07-16
Drug substance claim
No
Drug product claim
No
Assignee
Jiangsu Hansoh Pharmaceutical Group Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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