| abstract |
Urea derivatives represented by the following general formula (I) :n nwhich have an agonism of V2 receptor, are useful as agents for the treatment or prevention of diabetes insipidus, nocturia, nocturnal enuresis, overactive bladder or the like. nIn the formula, R 1 represents a hydrogen atom or a C 1-6 alkyl group which may have a substituent, R 2 is a hydrogen atom or a C 1-6 alkyl group, R 3 is a hydrogen atom, a C 1-6 alkyl group or the like, R 4 , R 5 and R 6 are independently a hydrogen atom, a halogen atom or the like, R 7 is a hydrogen atom, a heteroaryl group which may have a substituent, a C 3-8 cycloalkyl group, an amino group which may have a substituent or a C 1-6 alkoxy group which may have a substituted group, M 1 is a single bond, a C 1-4 alkylene group or the like, Y is N or CR F (in the formula, and R F represents a hydrogen atom, a C 1-6 alkyl group or the like, or pharmaceutically acceptable salts thereof, or prodrugs thereof, or pharmaceutical compositions comprising the same and pharmaceutical uses thereof. |