Quinazoline derivatives and pharmaceutical applications thereof
申请人:Fukami Harukazu
公开号:US06867214B1
公开(公告)日:2005-03-15
A quinazoline derivative having formula (1) and a pharmaceutically acceptable salt thereof:
wherein the ring A represents an aryl group,
which derivative has a chymase inhibitory activity and suppresses the exacerbation of vascular permeability induced by chymase, and a pharmaceutical composition containing the same as an essential ingredient. These compounds are useful for treatment of allergic diseases, rheumatic diseases, and cardiac and circulatory system diseases which are due to the abnormal exacerbation of Angiotensin II production.
PREVENTIVE OR THERAPEUTIC DRUGS FOR FIBROSIS CONTAINING CHYMASE INHIBITORS AS THE ACTIVE INGREDIENT
申请人:——
公开号:US20020183338A1
公开(公告)日:2002-12-05
A medicament for the prevention or treatment containing a chymase inhibitor, as an effective component, which is a side effect-free, safe medicament for prevention or treatment of fibrosis of the skin or various viscera which suppresses the progression of the condition, prevents the progression of complications, and improves the quality of life of the patient, wherein a quinazoline derivative having the formula (I):
1
or a pharmaceutically acceptable salt thereof is included therein.
METHOD OF TREATING DERMATITIS COMPRISING ADMINISTERING A CHYMASE INHIBITOR
申请人:Fukami Harukazu
公开号:US20100029695A1
公开(公告)日:2010-02-04
A medicament safe and free from side effects, for the prevention or treatment of dermatitis exhibiting a biphasic inflammation reaction or dermatitis induced by repeated exposure to an antigen, which suppresses the progress of the condition and improves the quality of life of the patient, which medicament treats dermatitis exhibiting a biphasic inflammation reaction or dermatitis induced by repeated exposure to an antigen by including a quiazoline derivative having the formula (I) or (II) or its pharmaceutically acceptable salt as an effective ingredient:
Chymase inhibitor for the treatment of eosinophilia
申请人:Daiichi Suntory Pharma Co., Ltd.
公开号:US06677344B2
公开(公告)日:2004-01-13
A chymase inhibitor for the prevention or treatment of diseases involving an increase of eosinophils, as the effective ingredient, is disclosed, suppress the progress of the disease and to prevent progression of complications, wherein the chymase inhibitor is a quinazoline derivative having the formula (I):
wherein X, R1, R2 and R3 are herein defined, or a pharmaceutically acceptable salt thereof.
Preventive or therapeutic drugs for fibrosis containing chymase inhibitors as the active ingredient
申请人:Suntory Limited
公开号:US06500835B2
公开(公告)日:2002-12-31
A medicament for the prevention or treatment containing a chymase inhibitor, as an effective component, which is a side effect-free, safe medicament for prevention or treatment of fibrosis of the skin or various viscera which suppresses the progression of the condition, prevents the progression of complications, and improves the quality of life of the patient, wherein a quinazoline derivative having the formula (I):
or a pharmaceutically acceptable salt thereof is included therein.