Fused heterocyclic compound and use thereof

Abstract

The present invention relates to a serotonin 5-HT 2C receptor activator containing a compound represented by the formula wherein ring A is a 5- or 6-membered aromatic heterocycle optionally having substituent(s), and ring B is a 7- to 9-membered ring optionally having substituent(s) other than an oxo group wherein the combination of m and n (m,n) is (1,2), (2,1), (2,2), (3,1), (3,2) or (4,1), or a salt thereof or a prodrug thereof, and a fused heterocyclic compound having a serotonin 5-HT 2C receptor activating action and the like.

1 - 13 . (canceled) 
     
     
         14 . An agent for the prophylaxis or treatment of pelvic organ prolapse, rectal prolapse or post-micturition dribble, comprising a serotonin 5-HT 2C  receptor activator. 
     
     
         15 . A method of preventing or treating pelvic organ prolapse, rectal prolapse or post-micturition dribble, comprising administering an effective amount of a serotonin 5-HT 2C  receptor activator to a mammal. 
     
     
         16 . Use of a serotonin 5-HT 2C  receptor activator for the production of an agent for the prophylaxis or treatment of pelvic organ prolapse, rectal prolapse or post-micturition dribble. 
     
     
         17 - 18 . (canceled)