NOVEL AGENTS FOR TREATING ALLERGIC DISEASES

摘要

Drugs characterized by containing hydroxamic acid derivatives as the active ingredient which are efficacious in treating and/or preventing allergies, in particular, type I and/or type II allergies, etc. These drugs exert therapeutic and/or preventive effects on inflammation, rhinitis, conjunctivitis, bronchial asthma, atopic dermatitis (dermatitis, enteritis, etc.) and allergic digestive inflammation. Use of these drugs achieves the effects of: (A) inhibiting the proliferation of colonies of blood cells (lymphocytes, etc.) in an affected part; and/or (B) relieving inflammation caused by the migration, infiltration, accumulation, etc. of blood cells (lymphocytes, etc.) into an affected part; and/or (C) regulating the pathophysiological functions of cells such as blood cells (lymphocytes, etc. ), Langerhans cells and dendritic cells; and/or (D) regulating the production o f antibodies, in particular, IgE in the plasma, thus being useful in treating and/or preventing diseases or pathological conditions in the affected parts.