Method for improving adsorption of a drug from ethylene...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Matrices

Reexamination Certificate

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C514S312000

Reexamination Certificate

active

07153524

ABSTRACT:
The present invention relates to a method for improving adsorption on the gastrointestinal mucous layers of one or more selected from polyethylene glycol, polyethylene oxide, and polyoxyethylene polypropylene copolymer wherein the average number of repeating oxyethylene units of one ethylene oxide chain length is 17 or greater. It is possible to enhance pharmacological effects by using the present invention with drugs that have anti-H. pyloriactivity.

REFERENCES:
patent: 5576025 (1996-11-01), Akiyama et al.
patent: 6184230 (2001-02-01), Watanabe et al.
patent: 2001/0016577 (2001-08-01), Dobrozsl et al.
patent: 2002/0028240 (2002-03-01), Sawada et al.
patent: 0645140 (1998-12-01), None
patent: 2001-526211 (2001-12-01), None
patent: 2003-231637 (2003-08-01), None
patent: WO98/51306 (1998-11-01), None

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