CN Patent

CN117100694A — 一种盐酸尼卡地平注射液的制备方法

Assigned to Fuan Pharmaceutical Group Ningbo Team Pharmaceutical Co ltd · Expires 2023-11-24 · 2y expired

What this patent protects

本发明涉及一种盐酸尼卡地平注射液的制备方法，本发明采用55‑80℃(50℃以上)的注射用水制备盐酸尼卡地平注射液，避免了有关杂质的产生，提高了注射液的稳定性，由于避免了使用活性炭脱色时盐酸尼卡地平被吸附造成的损耗，提高了注射液的品质；同时，山梨醇的添加，不仅可用于调节渗透压，稳定药液的pH值，还能减缓盐酸尼卡地平的降解，进一步提高了注射液的稳定性。

USPTO Abstract

本发明涉及一种盐酸尼卡地平注射液的制备方法，本发明采用55‑80℃(50℃以上)的注射用水制备盐酸尼卡地平注射液，避免了有关杂质的产生，提高了注射液的稳定性，由于避免了使用活性炭脱色时盐酸尼卡地平被吸附造成的损耗，提高了注射液的品质；同时，山梨醇的添加，不仅可用于调节渗透压，稳定药液的pH值，还能减缓盐酸尼卡地平的降解，进一步提高了注射液的稳定性。

Drugs covered by this patent

Patent Metadata

Patent number
CN117100694A
Jurisdiction
CN
Classification
—
Expires
2023-11-24
Drug substance claim
No
Drug product claim
No
Assignee
Fuan Pharmaceutical Group Ningbo Team 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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