PREVENTIVE OR THERAPEUTIC MEDICINES FOR DIABETES CONTAINING FUSED-HETEROCYCLE COMPOUNDS OR THEIR SALTS

摘要

The present invention provides a preventive or therapeutic medicine for diabetes containing as an active ingredient a fused-heterocyclic compound of the formula (I') or its salt: <CHEM> Äwherein G is CN, NO2, CO2R<4>, CHO, SO2NR<a>R<b> or CONR<a>R<b>; R<1> is a halogen atom, a -O-R<5> group or a -S-R<5> group; R<2> is a halogen atom, a -O-R<5> group (wherein R<5> is as defined above) or an amino group which may be substituted; and each of R<8> and R<10> which are independent of each other, is a hydrogen atom, a halogen atom or an alkyl groupÜ.