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Serving hundreds of leading biopharmaceutical companies globally:

Harvard Business School
Merck
McKesson
QuintilesIMS
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Cipla
Baxter
Chubb
Dow

Generated: May 21, 2018

DrugPatentWatch Database Preview

Claims for Patent: 6,919,373

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Summary for Patent: 6,919,373
Title: Methods and devices for providing prolonged drug therapy
Abstract:Methods and devices for maintaining a desired therapeutic drug effect over a prolonged therapy period are provided. In particular, oral dosage forms that release drug within the gastrointestinal tract at an ascending release rate over an extended time period are provided. The dosage forms may additionally comprise an immediate-release dose of drug.
Inventor(s): Lam; Andrew C. (South San Francisco, CA), Shivanand; Padmaja (Mountain View, CA), Ayer; Atul D. (Palo Alto, CA), Weyers; Richard G. (Los Altos, CA), Gupta; Suneel K. (Sunnyvale, CA), Guinta; Diane R. (Palo Alto, CA), Christopher; Carol A. (Belmont, CA), Saks; Samuel R. (Burlingame, CA), Hamel; Lawrence G. (Mountain View, CA), Wright; Jeri D. (Dublin, CA), Hatamkhany; Zahedeh (San Jose, CA)
Assignee: Alza Corporation (Mountain View, CA)
Application Number:09/253,317
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,919,373
Patent Claims: 1. A method for treating ADD or ADHD comprising administering a dosage form comprising methylphenidate that provides a release of methylphenidate at an ascending release rate over an extended period of time.

2. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 4 hours following said administration.

3. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 4 to about 5.5 hours following said administration.

4. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 4 to about 8 hours following said administration.

5. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 4 to about 9.5 hours following said administration.

6. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 5.5 hours following said administration.

7. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 8 hours following said administration.

8. The method of claim 1 wherein said administration results in a substantially ascending methylphenidate plasma drug concentration over a time period of about 9.5 hours following said administration.

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Express Scripts
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