CN Patent

CN102885792A — 盐酸西那卡塞的口服固体速释制剂

Assigned to China Resources Saike Pharmaceutical Co Ltd · Expires 2013-01-23 · 13y expired

What this patent protects

本发明公开了一种盐酸西那卡塞的口服固体速释制剂，包括盐酸西那卡塞和药用辅料，盐酸西那卡塞的平均粒径为5μm~15μm；所述盐酸西那卡塞为针状结晶性微粒；所述药用辅料包括填充剂、黏合剂、崩解剂和润滑剂；制剂形式为片剂。本发明有益效果：本发明通过对控制盐酸西那卡塞平均粒径的限定，提高了西那卡塞的溶出速率和溶出量，不仅制备工艺简单、安全，而且质量可控、成本低，适合工业化生产。

USPTO Abstract

本发明公开了一种盐酸西那卡塞的口服固体速释制剂，包括盐酸西那卡塞和药用辅料，盐酸西那卡塞的平均粒径为5μm~15μm；所述盐酸西那卡塞为针状结晶性微粒；所述药用辅料包括填充剂、黏合剂、崩解剂和润滑剂；制剂形式为片剂。本发明有益效果：本发明通过对控制盐酸西那卡塞平均粒径的限定，提高了西那卡塞的溶出速率和溶出量，不仅制备工艺简单、安全，而且质量可控、成本低，适合工业化生产。

Drugs covered by this patent

cinacalcet-hydrochloride (CINACALCET HYDROCHLORIDE)

Patent Metadata

Patent number: CN102885792A
Jurisdiction: CN
Classification: —
Expires: 2013-01-23
Drug substance claim: No
Drug product claim: No
Assignee: China Resources Saike 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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