CN Patent

CN101953812B — 兰索拉唑肠溶片剂及其制备方法

Assigned to Individual · Expires 2012-11-14 · 14y expired

What this patent protects

本发明涉及药物制剂领域，具体涉及一种兰索拉唑肠溶片剂及其制备方法。本发明的兰索拉唑肠溶片，由内到外依次由下列成分组成：a.由兰索拉唑和可药用辅料组成的片芯；b.由遮光剂、润滑剂组成的中间隔离层；c.由甲基丙烯酸共聚物和可药用辅料组成的肠溶层，其特征是：片芯由兰索拉唑、稀释剂、增溶剂、碱性稳定剂和崩解剂制成颗粒后再加入崩解剂压制而得。本发明的兰索拉唑肠溶片制备工艺简单，设备要求低，生产量大，产品质量可控，药物溶出速率快，重现性和稳定性好，适合工业化大生产。

USPTO Abstract

本发明涉及药物制剂领域，具体涉及一种兰索拉唑肠溶片剂及其制备方法。本发明的兰索拉唑肠溶片，由内到外依次由下列成分组成：a.由兰索拉唑和可药用辅料组成的片芯；b.由遮光剂、润滑剂组成的中间隔离层；c.由甲基丙烯酸共聚物和可药用辅料组成的肠溶层，其特征是：片芯由兰索拉唑、稀释剂、增溶剂、碱性稳定剂和崩解剂制成颗粒后再加入崩解剂压制而得。本发明的兰索拉唑肠溶片制备工艺简单，设备要求低，生产量大，产品质量可控，药物溶出速率快，重现性和稳定性好，适合工业化大生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN101953812B
Jurisdiction
CN
Classification
—
Expires
2012-11-14
Drug substance claim
No
Drug product claim
No
Assignee
Individual
Source
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