Taisho Pharmaceutical Co., Ltd.

Yuko Araki

Hiroshi Ohta

Shuji Yamamoto

Kumi Abe

Xiang-Min Sun

Kazunari Sakagami

Akito Yasuhara

Minoru Moriya

Ryo Suzuki

Tsuyoshi Shibata

Masato Hayashi

Masahito Abe

Dai Nozawa

Hiroki Urabe

Yoshihisa Shirasaki

Daisuke Wakasugi

Youichi Shimazaki

Aya Futamura

A heteroaromatic methyl cyclic amine derivative represented by formula (IA) or a pharmaceutically acceptable salt thereof is useful for treatment or prophylaxis of diseases such as sleep disorder, depression, anxiety disorder, panic disorder, schizophrenia, drug dependence, Alzheimer's disease, Parkinson's disease, Huntington's disease, eating disorder, cephalalgia, hemicrania, pain, digestive diseases, epilepsy, inflammation, immune-related diseases, endocrine-related diseases and hypertension, on the basis of an orexin (OX) receptor antagonist activity. 

Heteroaromatic methyl cyclic amine derivative

The present invention relates to novel compounds of formula [I] or pharmaceutically acceptable salts thereof: The compounds of the present invention are useful in the prevention or treatment of diseases such as schizophrenia, Alzheimer's disease, cognitive impairment, dementia, anxiety disorders (e.g., generalized anxiety disorder, panic disorder, obsessive-compulsive disorder, social anxiety disorder, post-traumatic stress disorder, specific phobias, acute stress disorder), depression, drug dependence, spasm, tremor, pain, Parkinson's disease, attention deficit hyperactivity disorder, bipolar disorder, eating disorder, or sleep disorders, which is based on the glycine uptake-inhibiting action.

Glycine transporter-inhibiting substances

The present invention aims to provide novel compounds of formula [I] or pharmaceutically acceptable salts thereof that are based on a glycine uptake inhibiting action and which are useful in the prevention or treatment of such diseases as schizophrenia, Alzheimer's disease, cognitive dysfunction, dementia, anxiety disorders (generalized anxiety disorder, panic disorder, obsessive-compulsive disorder, social anxiety disorder, posttraumatic stress disorder, specific phobia, acute stress disorder, etc.), depression, drug addiction, spasm, tremor, pain, and sleep disorder: 

Glycine transporter inhibiting substances

The present invention aims to provide novel compounds of formula [I] or pharmaceutically acceptable salts thereof that are based on a glycine uptake inhibiting action and which are useful in the prevention or treatment of such diseases as schizophrenia, Alzheimer's disease, cognitive dysfunction, dementia, anxiety disorders (generalized anxiety disorder, panic disorder, obsessive-compulsory disorder, social anxiety disorder, posttraumatic stress disorder, specific phobia, acute stress disorder, etc.), depression, drug addiction, spasm, tremor, and sleep disorder: 

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Toshima-ku, Japan

Yuko Araki