CN Patent

CN109620812B — 一种奥贝胆酸组合物的制备方法

Assigned to Zhejiang Huahai Pharmaceutical Co Ltd · Expires 2023-07-21 · 3y expired

What this patent protects

本发明提供了一种奥贝胆酸组合物的制备方法，该组合物由奥贝胆酸和药用上可接受的辅料组成，其制备方法包括：将奥贝胆酸和药用辅料用湿法制粒锅进行预混合，然后进行干法造粒得到成奥贝胆酸组合物。该制备方法，有效地解决了体外溶出实验终点完全溶出较依赖于奥贝胆酸粒径及混合工序的问题，简化了生产工艺，提高了生产效率，更适合工业化生产。

USPTO Abstract

本发明提供了一种奥贝胆酸组合物的制备方法，该组合物由奥贝胆酸和药用上可接受的辅料组成，其制备方法包括：将奥贝胆酸和药用辅料用湿法制粒锅进行预混合，然后进行干法造粒得到成奥贝胆酸组合物。该制备方法，有效地解决了体外溶出实验终点完全溶出较依赖于奥贝胆酸粒径及混合工序的问题，简化了生产工艺，提高了生产效率，更适合工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN109620812B
Jurisdiction
CN
Classification
—
Expires
2023-07-21
Drug substance claim
No
Drug product claim
No
Assignee
Zhejiang Huahai Pharmaceutical 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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