| abstract |
(57) [Summary] [Structure] General formula [I] (However, R 1 is a hydrogen atom, a halogen atom or a lower alkoxy group, and R 2 and R 3 are the same or different and represent a hydrogen atom, a lower alkyl group or a lower alkenyl group, or they are bonded to each other at the ends thereof and are adjacent to each other. Which forms a nitrogen-containing heteromonocyclic group together with an atom) or a pharmaceutically acceptable salt of a benzocycloheptene derivative or a pharmaceutically acceptable salt thereof as an active ingredient. [Effect] The benzocycloheptene derivative, which is the active ingredient of the present invention, exhibits an excellent bladder contraction-inhibiting action, and is therefore useful as a prophylactic / therapeutic agent for dysuria. |