ECSP993175A - PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT - Google Patents
PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENTInfo
- Publication number
- ECSP993175A ECSP993175A ECSP993175A ECSP993175A EC SP993175 A ECSP993175 A EC SP993175A EC SP993175 A ECSP993175 A EC SP993175A EC SP993175 A ECSP993175 A EC SP993175A
- Authority
- EC
- Ecuador
- Prior art keywords
- active agent
- pharmaceutically active
- release
- pharmaceutical composition
- molecular weight
- Prior art date
Links
Landscapes
- Medicinal Preparation (AREA)
Abstract
La presente invención se refiere a composiciones farmacéuticas sólidas, de forma de dosificación oral, de liberación sostenida, que contienen cantidades terapéuticas de un agente farmacéuticamente activo, celulosa hidroxipropilmetílica, y un polímero hidrfilico no iónico seleccionado a partir del grupo que consiste en celulosa hidroxietílica que tiene un peso molecular promedio en número de 90000 a 1300000, celulosa hidroxipropilica que tiene un peso molecular promedio de 370000 a 1500000 y poli (óxido de etileno) que tiene un peso molecular promedio en número de 100000 a 500000.The present invention relates to solid, sustained release, oral dosage form pharmaceutical compositions containing therapeutic amounts of a pharmaceutically active agent, hydroxypropylmethyl cellulose, and a nonionic hydrophilic polymer selected from the group consisting of hydroxyethyl cellulose which It has a number average molecular weight of 90,000 to 1,300,000, hydroxypropyl cellulose that has an average molecular weight of 370,000 to 1,500,000, and poly (ethylene oxide) that has a number average molecular weight of 100,000 to 500,000.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ECSP993175 ECSP993175A (en) | 1999-10-12 | 1999-10-12 | PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ECSP993175 ECSP993175A (en) | 1999-10-12 | 1999-10-12 | PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT |
Publications (1)
Publication Number | Publication Date |
---|---|
ECSP993175A true ECSP993175A (en) | 2000-02-24 |
Family
ID=42044164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ECSP993175 ECSP993175A (en) | 1999-10-12 | 1999-10-12 | PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT |
Country Status (1)
Country | Link |
---|---|
EC (1) | ECSP993175A (en) |
-
1999
- 1999-10-12 EC ECSP993175 patent/ECSP993175A/en unknown
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ECSP993175A (en) | PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT |