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 AGENT

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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
Application number
Other languages
Spanish (es)
Inventor
Arun P Patel
Rajen Shah
Roy T Sandry
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42044164&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ECSP993175(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Priority to ECSP993175 priority Critical patent/ECSP993175A/en
Publication of ECSP993175A publication Critical patent/ECSP993175A/en

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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.

ECSP993175 1999-10-12 1999-10-12 PHARMACEUTICAL COMPOSITION OF SUSTAINED LIBERATION, AND METHOD TO RELEASE A PHARMACEUTICALLY ACTIVE AGENT ECSP993175A (en)

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)

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