Kyorin Pharmaceutical Co., Ltd.

Tokutarou Yasue

Kazuhiko Kuriyama

Shinji Kudou

Koichi Nakamaru

Yasushi Kohno

Takashi Kaneko

Kiyoshi Fujii

Tatsuhiro Saito

Eiji Kobayashi

Naoya Yamamuro

Ryotaro Kojima

A novel therapeutic agent or prophylactic agent for an inflammatory bowel disease is provided. An amino alcohol derivative represented by the general formula (1): which is a sphingosine-1-phosphate receptor agonist or a pharmaceutically acceptable salt or hydrate thereof are a therapeutic agent or prophylactic agent for an inflammatory bowel disease comprises.

Therapeutic agent or prophylactic agent for inflammatory bowel disease comprising amino alcohol derivative as active ingredient

A novel therapeutic and prophylactic agent for inflammatory bowel diseases and a method for treating inflammatory bowel diseases is provided. The agent comprises a 2-amino-1,3-propanediol derivative (e.g., 2-amino-2-[4-(3-benzyloxyphenylthio)-2-chlorophenyl]ethyl-1,3-propanediol hydrochloride) represented by the chemical formula (1) or a pharmaceutically acceptable salt or hydrate thereof: The agent is useful in the treatment or prevention of Crohn's disease, Crohn's disease in large intestine, intestinal Behcet's disease, ulcerative colitis, bleeding rectal ulcer and pouchitis.

Method for treating an inflammatory bowel disease using 2-amino-2-[4-(3-benzyloxyphenylthio)-2-chlorophenyl]ethyl-1,3-propanediol or a salt thereof

An amino alcohol derivative useful as an excellent immunosuppressive agent is provided. As a result of intensive research to create a highly safe compound which has an excellent immunosuppressive activity, it was discovered that an amino alcohol derivative represented by the general formula (1), has excellent immunosuppressive activity.

Amino alcohol derivative and immunosuppresive agent having same as an active ingredient

A method for treating a liver disease such as hepatitis, comprising administering to a patient having the liver disease, an effective amount of a diarylsulfide or diarylether derivative having 2-amino-1,3-propanediol structure, and represented by the following formula (1): or a pharmaceutically acceptable salt thereof.

Therapeutic agent for treating liver disease containing 2-amino-1,3-propanediol derivative as active ingredient, and method for treating liver disease

To provide a medicament which efficiently expresses an immunosuppressive agent or an anti-inflammatory agent and reduces expression of side effect. A medicament includes diaryl sulfide or diaryl ether compound having a 2-amino-1,3-propanediol structure having an activity of reducing lymphocytes circulating peripherally, in combination with an immunosuppressive agent and/or an anti-inflammatory agent.

Effective use method of medicaments and method of preventing expression of side effect

A medicine which effectively functions as an immunosuppressant or anti-inflammatory agent and is effective in diminishing the occurrence of side effects. The medicine comprises a combination of: a diaryl sulfide or diaryl ether compound having a 2-amino-1,3-propanediol structure and having the function of diminishing lymphocytes circulating through the periphery; and an immunosuppressant and/or an anti-inflammatory agent.

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Tochigi, Japan

Tokutarou Yasue