CN1973838A — 塞克硝唑片及其制备方法
Assigned to HUBEI KEYI PHARMACEUTIC CO Ltd · Expires 2007-06-06 · 19y expired
What this patent protects
塞克硝唑片，含有50～90wt％塞克硝唑，0.5～40wt％的微晶纤维素、淀粉、预胶化淀粉和/或乳糖，0.5～9wt％交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮，0.1～2.5wt％聚乙烯吡咯烷酮或羟丙甲纤维素，0.5～1wt％硬脂酸镁，0.5～1wt％滑石粉和/或微粉硅胶。塞克硝唑片的制备方法：将塞克硝唑，微晶纤维素、淀粉、预胶化淀粉和/或乳糖，交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮混合均匀。将聚乙烯吡咯烷酮或羟丙甲纤维素的乙醇溶液加入混合物中制粒，加入交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮、微粉硅胶、滑石粉、硬脂酸镁压片即得塞克硝唑素片。本发明含主…
USPTO Abstract
塞克硝唑片，含有50～90wt％塞克硝唑，0.5～40wt％的微晶纤维素、淀粉、预胶化淀粉和/或乳糖，0.5～9wt％交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮，0.1～2.5wt％聚乙烯吡咯烷酮或羟丙甲纤维素，0.5～1wt％硬脂酸镁，0.5～1wt％滑石粉和/或微粉硅胶。塞克硝唑片的制备方法：将塞克硝唑，微晶纤维素、淀粉、预胶化淀粉和/或乳糖，交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮混合均匀。将聚乙烯吡咯烷酮或羟丙甲纤维素的乙醇溶液加入混合物中制粒，加入交联羧甲纤维素钠和/或交联聚乙烯吡咯烷酮、微粉硅胶、滑石粉、硬脂酸镁压片即得塞克硝唑素片。本发明含主药量高，吞咽容易，无苦味，溶出快。
Drugs covered by this patent
- Solosec (SECNIDAZOLE) · Evofem Inc
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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