08551520 is referenced by 30 patents and cites 197 patents.

A solid oral controlled-release dosage form of hydrocodone is disclosed, the dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and controlled release material.

Title
Controlled release hydrocodone
Application Number
13/721293
Publication Number
8551520 (B2)
Application Date
December 20, 2012
Publication Date
October 8, 2013
Inventor
Alfred Tonelli
Congers
NY, US
John K Masselink
Old Tappan
NJ, US
Hua Pin Huang
Englewood Cliffs
NJ, US
Benjamin Oshlack
New York
NY, US
Agent
Davidson Davidson & Kappel
Assignee
Purdue Pharma
CT, US
IPC
A61P 29/00
A61K 31/616
A61K 9/20
A61K 9/00
A61K 31/485
A61K 9/48
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