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Last Updated: April 9, 2025

Claims for Patent: 5,045,552

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Summary for Patent: 5,045,552

Title:	Pyridine derivatives having anti-ulcerative activity
Abstract:	Pyridine derivatives useful for preventing or treating peptic ulcers, pharmaceutical preparations and methods of treating peptic ulcers are described.
Inventor(s):	Souda; Shigeru (Ushiku, JP), Ueda; Norihiro (Niihari, JP), Miyazawa; Shuhei (Toride, JP), Tagami; Katsuya (Niihari, JP), Nomoto; Seiichiro (Ushiku, JP), Okita; Makoto (Tsuchiura, JP), Shimomura; Naoyuki (Niihari, JP), Kaneko; Toshihiko (Tsukuba, JP), Fujimoto; Masatoshi (Tsukuba, JP), Murakami; Manabu (Rockville, MD), Oketani; Kiyoshi (Tsukuba, JP), Fujisaki; Hideaki (Niihari, JP), Shibata; Hisashi (Tsuchiura, JP), Wakabayashi; Tsuneo (Mito, JP)
Assignee:	Eisai Co., Ltd. (Tokyo, JP)
Application Number:	07/462,328
Patent Claims:	1. A compound represented by the formula: ##STR174## or a pharmaceutically acceptable salt thereof. 2. The compound of claim 1 as the sodium salt. 3. A pharmaceutical composition for the prevention or treatment of peptic ulcers which comprises an effective amount of a compound of claim 1 and a pharmaceutically acceptable carrier or diluent. 4. A pharmaceutical composition for the prevention or treatment of peptic ulcers which comprises an effective amount of a compound of claim 2 and a pharmaceutically acceptable carrier or diluent. 5. A method for the prevention or treatment of peptic ulcers in a person requiring same which comprises administering to that person an effective amount of a compound of claim 1. 6. A method for the prevention or treatment of peptic ulcers in a person requiring same which comprises administering to that person an effective amount of a compound of claim 2.

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