摘要 |
<p>Preventive or therapeutic agents for asthma containing as the active ingredient isoquinoline derivatives represented by general formula (I) or salts thereof, wherein R1 is alkyl, alkenyl, alkynyl, alkoxy, hydroxy, cyano or halogeno; R2 is hydrogen, hydroxy or halogeno; R3 is hydrogen, alkyl or amidino; and A is optionally substituted, five- to eleven-membered cyclic amino which may be bridged between any two of the carbon atoms constituting the cyclic amino.</p> |