A benzazepine compound represented by formulae (I) or (II) or a salt thereof, and a vasopressin antagonist or an oxytocin antagonist containing the above compound as the active ingredient.
An object of the present invention is to provide a vasopressin antagonist and oxytocin antagonist.
The vasopressing antagonist and oxytocin antagonist according to the present invention contain, as the active ingredient, a benzoheterocyclic compound represented by the general formula (1):
(wherein R1, R2, R3, R4, R5 and the carbon-carbon bond between 4- and 5-positions in the benzoazepine skeleton are the same as defined in Claims 1 and 2) or salt thereof.