A compound having SGLT1 and/or SGLT2 inhibitory activity which is usable as an agent for the prevention or treatment of diabetes, postprandial hyperglycemia, impaired glucose tolerance, diabetic complications, obesity, etc. It is a 1-(β-D-glycopyranosyl)-3-substituted nitrogen-containing heterocyclic compound represented by the general formula (I), a prodrug, or a pharmaceutically acceptable salt thereof, or a hydrate or solvate thereof; an SGLT inhibitor containing the same; a pharmaceutical composition containing the same and a medicinal use thereof. In the formula, ring A represents optionally substituted aryl or heteroaryl; Q
1
to Q
5
independently represent a carbon atom having a hydrogen atom or substituent bonded thereto or a nitrogen atom; E represents a single bond, alkylene, —O—, —S— or —NH—; and R represents methyl, ethyl, fluoromethyl or hydroxymethyl.
具有SGLT1和/或
SGLT2抑制活性的化合物,可用作预防或治疗糖尿病、餐后高血糖、糖耐量受损、糖尿病并发症、肥胖等的药物。该化合物是一种1-(β-
D-葡萄糖苷基)-3-取代的含
氮杂环化合物,由通式(I)表示,是一种前药、药学上可接受的盐或其
水合物或溶剂化物;还包括含有该化合物的SGLT
抑制剂、含有该化合物的药物组合物和药用。在式中,环A代表可选取代的芳基或杂环基;Q1至
Q5独立地表示具有
氢原子或配基键合的
碳原子或
氮原子;E代表单键,烷基,-O-,-S-或-NH-;R代表
甲基,乙基,
氟甲基或
羟甲基。