Disclosed herein is an injectable long-acting analgesic composition comprising:
(a) a ketorolac ester derivative of formula (I),
wherein
R is a straight-chain or branched saturated or unsaturated C
1
-C
20
aliphatic group optionally substituted with a C
6
-C
10
aryl group; and (b) a pharmaceutically acceptable oil vehicle. The composition can provide a longer duration of action and, therefore, is suitable for use in the treatment of long-lasting pains and inflammations.
本文揭示了一种可注射的长效镇痛组合物,包括:(a) 公式(I)的酮洛酸酯衍
生物,其中R是一种直链或支链饱和或不饱和的C1-C20脂肪族基,可选择地取代有一个C6-C10芳基;以及(b) 一种药用可接受的油载体。该组合物可以提供更长的作用持续时间,因此适用于治疗持续时间较长的疼痛和炎症。