Injectable aqueous compositions comprising folic acid and leucovorin and their salts, optionally including benzyl alcohol, sodium chloride and agents for adjusting pH are stabilized and buffered in the range of 6 to 10 by adding a combination of tromethamine and monothioglycerol. Such compositions remain stable for prolonged periods even when exposed to sunlight.
叶酸和
亮菌甲素及其盐类组成的可注射
水溶液组合物,可选择包括
苯甲醇、
氯化钠和调节 pH 值的药剂,通过添加
三甲胺和单
硫代
甘油的组合物,可稳定和缓冲在 6-10 的范围内。即使暴露在阳光下,这种组合物也能长时间保持稳定。