CN Patent

CN104161735A — 一种含有盐酸普拉克索的缓释制剂及其制备方法

Assigned to CHENGDU KANGHONG PHARMACEUTICALS GROUP Co Ltd · Expires 2014-11-26 · 11y expired

What this patent protects

本发明涉及一种盐酸普拉克索的缓释制剂及其制备方法，该缓释制剂中包含盐酸普拉克索、羟丙甲纤维素、淀粉、羟丙纤维素、微粉硅胶和硬脂酸镁等。本发明的缓释制剂释放度不依赖溶出介质的变化而变化，且符合缓释制剂的释放机制，同时该制剂工艺简单、易于工业化生产。

USPTO Abstract

本发明涉及一种盐酸普拉克索的缓释制剂及其制备方法，该缓释制剂中包含盐酸普拉克索、羟丙甲纤维素、淀粉、羟丙纤维素、微粉硅胶和硬脂酸镁等。本发明的缓释制剂释放度不依赖溶出介质的变化而变化，且符合缓释制剂的释放机制，同时该制剂工艺简单、易于工业化生产。

Drugs covered by this patent

pramipexole-dihydrochloride (PRAMIPEXOLE DIHYDROCHLORIDE)

Patent Metadata

Patent number: CN104161735A
Jurisdiction: CN
Classification: —
Expires: 2014-11-26
Drug substance claim: No
Drug product claim: No
Assignee: CHENGDU KANGHONG PHARMACEUTICALS 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.