| 摘要 |
FIELD: pharmaceutics.SUBSTANCE: invention relates to pharmaceutical industry, means for suppressing decrease over time in the viscosity of an aqueous liquid agent, which contains hyaluronic acid or a pharmaceutically acceptable salt thereof, and this method is characterized by blending pranoprofen or a pharmaceutically acceptable salt thereof into the aqueous liquid agent, where concentration of hyaluronic acid or a pharmaceutically acceptable salt in the aqueous solution is 0.001~1.0 % and where addition of pranoprofena or its pharmaceutically acceptable salt is performed so, that concentration of hyaluronic acid or a pharmaceutically acceptable salt in the aqueous solution is 0.001~1.0 %.EFFECT: invention ensures maintenance of stable viscosity liquid aqueous agent, which contains hyaluronic acid or a pharmaceutically acceptable salt thereof, due to suppression of reducing viscosity for a long time.7 cl, 8 tbl |
