Details for Patent: 8,617,530

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Summary for Patent: 8,617,530

Title:	Polymer conjugates of opioid antagonists
Abstract:	The invention provides polymer conjugates of opioid antagonists comprising a polymer, such as poly(ethylene glycol), covalently attached to an opioid antagonist. The linkage between the polymer and the opioid antagonist is preferably hydrolytically stable. The invention also includes a method of treating one or more side effects associated with the use of opioid analgesics, such as constipation, nausea, or pruritus, by administering a polymer conjugate of the invention.
Inventor(s):	Roberts; Michael James (Williamsburg, VA), Shen; Xiaoming (Madison, AL), Cheng; Lin (Huntsville, AL), Bentley; Michael David (Hunstville, AL)
Assignee:	Nektar Therapeutics (San Francisco, CA)
Application Number:	13/689,640
Patent Claim Types: see list of patent claims	Use;

Drugs Protected by US Patent 8,617,530

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

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