An aqueous ecabet sodium solution preparation which contains at a concentration of 1 w/v % or more (in conversion to ecabet sodium) of sulfodehydroabietic acid, or its salt•ion, wherein said solution is adjusted to pH in the range of 7-8.5 with at least one pH buffer selected from a salt of a polycarboxylic acid and a salt of a polyphoshoric acid, and an inorganic base. The preparation is stable, less irritant and is suitable for intestinal administration.
一种
蜕皮激素钠水溶液制剂,其中含有浓度为 1 w/v % 或以上(以转化为
蜕皮激素钠计)的脱氢
硫辛酸或其盐离子,其中所述溶液用至少一种 pH 缓冲剂调节至 7-8.5 范围内的 pH 值,该缓冲剂选自一种聚
羧酸盐和一种聚佛手酸盐以及一种
无机碱。该制剂稳定、刺激性小,适合肠道给药。