Method for producing oral administration delay-control release medicine micro balls |
Title： |
| Method for producing oral administration delay-control release medicine micro balls |
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Application Number： |
200410068840 |
Application Date： |
2004/07/09 |
Announcement Date： |
2005/03/02 |
Pub. Date： |
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Publication Number： |
1586460 |
Announcement Number： |
1245956 |
Grant Date： |
2006-3-22 |
Granted Pub. Date： |
2006-3-22 |
ApplicationType： |
Invention |
State/Country： |
11[China|beijing] |
IPC： |
A61K 9/14, A61K 9/52, A61K 31/275, A61P 9/10 |
Applicant(s)： |
Tsinghua Univ. |
Inventor(s)： |
Tan Fengping, Ding Fuxin, Jiang Guoqiang |
Key Words： |
producing method, oral administration, delay-control release, medicine, micro balls |
Abstract： |
The present invention belongs to the field of pharmaceutical technology, and the method of preparing orally taken delayed/controlled releasing medicine micro balls features that medicine material and proper functional are dissolved or suspended in delayed/controlled releasing microcapsule material solution and spray dried to prepare medicine particle, and the medicine particle is coated to prepare delayed/controlled releasing medicine micro balls. Via proper preparation process, the present invention may be prepared into various kinds of orally taken preparation. The present invention has the feature that medicine entering body is not released immediately and after the set time delay, the medicine is released in preset rate smoothly and sustainably to reach controlled medicine administration. The present invention can result in optimized treating effect and minimum side effect. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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