The present invention relates to novel prodrugs of metformin, their pharmaceutically acceptable salts, pharmaceutical compositions containing the prodrugs, and methods of using the prodrugs. In particular, the present invention relates to prodrugs wherein sulfur-containing promoieties are attached to metformin to form novel bioreversible sulfenyl guanidine (N-S) prodrugs of metformin with improved oral absorption, and consequently promoted bioavailability.
本发明涉及新型
二甲双胍前药,其药用盐,含有前药的药物组合物,以及使用前药的方法。具体而言,本发明涉及将含
硫的前体连接到
二甲双胍上,形成新型可逆
生物硫酰基
胍(N-S)
二甲双胍前药,其具有改善的口服吸收性能,从而提高
生物利用度。