PROBLEM TO BE SOLVED: To provide an agent for treating septicemia, comprehensively exhibiting the ameliorating effects on various kinds of organ insufficiencies caused by the septicemia.SOLUTION: The aqueous solution for treating the septicemia, containing a bicarbonate ion is administered to a septicemia patient. Preferably, the aqueous solution for treating the septicemia contains the bicarbonate ion, and further contains a sodium ion, a potassium ion, a magnesium ion, a calcium ion, a chloride ion and a citrate ion.COPYRIGHT: (C)2012,JPO&INPIT【課題】敗血症に起因する多種多様な臓器不全に対して、総合的に改善効果を示し、これらの諸症状を総合的に改善する、敗血症治療剤を提供する。【解決手段】重炭酸イオンを含有する敗血症治療用水溶液を敗血症患者に投与する。【選択図】なし