Therapeutic agent for chronic obstructive pulmonary disease and method for treatment for chronic obstructive pulmonary disease with the same
AssigneeDainippon Ink and Chemicals, Inc.
InventorsHidetsugu Takagaki, Yasuo Aoki, Mitsuteru Ishiwara, Nobuaki Mizutani
Life of this patent
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Abstract
This therapeutic agent for chronic obstructive pulmonary disease comprises, an active ingredient, at least one of a 7-aminoquinolinone derivative represented by the general formula (I): wherein R1 represents a hydrogen atom or an alkyl group; R2 and R3 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group and an alkenyl group; and R4 and R5 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group, an alkenyl group and an aralkyl group, and its physiologically acceptable salt.
Claims16
A therapeutic agent for chronic obstructive pulmonary disease comprising, as an active ingredient, at least one of a 7-aminoquinolinone derivative represented by the general formula (I):
- wherein R1 represents a hydrogen atom or an alkyl group;
- R2 and R3 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group and an alkenyl group;
- and R4 and R5 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group, an alkenyl group and an aralkyl group, and its physiologically acceptable salt.
Use of at least one of a 7-aminoquinolinone derivative represented by the general formula (I);
- wherein R1 represents a hydrogen atom or an alkyl group;
- R2 and R3 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group and an alkenyl group;
- and R4 and R5 each represents a group selected from a hydrogen atom, an acyl group, an alkyl group, an alkenyl group and an aralkyl group, and its physiologically acceptable salt, for preparing a therapeutic agent for chronic obstructive pulmonary disease.
Dependencies are inferred from the claim text.