Invention Grant
- Patent Title: Pharmaceutical dosage forms having immediate release and/or controlled release properties
- Patent Title (中): 具有即时释放和/或控制释放特性的药物剂型
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Application No.: US11239249Application Date: 2005-09-30
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Publication No.: US08007827B2Publication Date: 2011-08-30
- Inventor: Chien-Hsuan Han , Larry Hsu , Ann F. Hsu
- Applicant: Chien-Hsuan Han , Larry Hsu , Ann F. Hsu
- Applicant Address: US CA Hayward
- Assignee: Impax Laboratories, Inc.
- Current Assignee: Impax Laboratories, Inc.
- Current Assignee Address: US CA Hayward
- Agency: Adriano & Associates
- Main IPC: A61K9/22
- IPC: A61K9/22
Abstract:
The present invention relates generally to pharmaceutical dosage forms comprising: an absorption window active agent; a controlled release component comprising enteric-coated controlled release beads, wherein the enteric-coated release beads comprise at least two pH-sensitive polymer layers. The controlled-release dosage forms provide good bioavailability of absorption window active agents.
Public/Granted literature
- US20060057197A1 Pharmaceutical dosage forms having immediate release and/or controlled release properties Public/Granted day:2006-03-16
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