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水杨酸毒扁豆硷的水溶液,常用于眼科治疗青光眼等,将其水溶液滴入眼结膜囊,于用药后约二、三分钟内即能呈现缩瞳现象,使瞳孔缩小,眼压下降。一般文献记载水杨酸毒扁豆硷的结晶或粉末长时间暴露于空气与日光中,或遇热及有微量金属存在时,能渐变为淡红色,其水溶液尤其容易变红,故我国药典规定水杨酸毒扁豆硷水溶液宜用新制。一般认为溶液变红
Salicylic acid solution of physostigmine, commonly used in ophthalmology treatment of glaucoma, etc., its solution into the eye conjunctival sac, about two or three minutes after treatment that can show the phenomenon of miosis, the pupil shrink, intraocular pressure drop. General literature records salicylic acid physostigmine crystal or powder exposed to air and sunlight for a long time, or when the heat and the presence of trace metals, can change to pink, the aqueous solution is particularly easy to turn red, so the Chinese Pharmacopoeia water Physalis aldosine aqueous solution should use the new system. It is generally believed that the solution turns red