DRUG FOR PREVENTING OR TREATING LACTIC ACIDOSIS

The purpose of the present invention is to provide a drug containing a compound having excellent preventive or therapeutic effect for lactic acidosis. The present invention provides a drug for preventing or treating lactic acidosis, the drug containing a compound represented by general formula (I), or a pharmacologically acceptable salt thereof as an active constituent. In the general formula (I),R1 represents a hydroxy C1-C6 alkyl group, a C2-C7 alkanoyl group, a C2-C7 alkanoyl, a C1-C6 alkyl group, a (C1-C6 alkoxy)carbonyl group, a (C1-C6 alkoxy)carbonyl, a C1-C6 alkyl group, a carboxy group, or a carboxy C1-C6 alkyl group. 本发明的目的在于提供含有具有出色的预防或治疗乳酸酸中毒的效果的化合物的医药；本发明提供乳酸酸中毒的预防或治疗用的医药，该医药含有以通式(I)表示的化合物、或其药理上可接受的盐作为有效成分，其中，在通式(I)中，R表示羟基C～C烷基、C～C烷酰基、C～C烷酰基C～C烷基、(C～C烷氧基)羰基、(C～C烷氧基)羰基C～C烷基、羧基、或羧基C～C烷基。