US20080044482A1 - Orally administrable opioid formulations having extended duration of effect - Google Patents

Orally administrable opioid formulations having extended duration of effect Download PDF

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Publication number
US20080044482A1
US20080044482A1 US11/856,610 US85661007A US2008044482A1 US 20080044482 A1 US20080044482 A1 US 20080044482A1 US 85661007 A US85661007 A US 85661007A US 2008044482 A1 US2008044482 A1 US 2008044482A1
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US
United States
Prior art keywords
release
substrates
dosage form
opioid analgesic
beads
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
US11/856,610
Inventor
Benjamin Oshlack
Mark Chasin
Original Assignee
Benjamin Oshlack
Mark Chasin
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
Priority to US07/814,111 priority Critical patent/US5273760A/en
Priority to US07/826,084 priority patent/US5286493A/en
Priority to US08/081,618 priority patent/US5472712A/en
Priority to US8624893A priority
Priority to US08/097,558 priority patent/US5580578A/en
Priority to US13350393A priority
Priority to US08/508,246 priority patent/US5968551A/en
Priority to US09/390,719 priority patent/US6294195B1/en
Priority to US09/891,882 priority patent/US6572885B2/en
Priority to US10/392,586 priority patent/US7270831B2/en
Application filed by Benjamin Oshlack, Mark Chasin filed Critical Benjamin Oshlack
Priority to US11/856,610 priority patent/US20080044482A1/en
Publication of US20080044482A1 publication Critical patent/US20080044482A1/en
Application status is Abandoned legal-status Critical

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