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聚乙烯醇（ＰＶＡ）滴眼液为一人工泪液，在临床上用于预防和治疗干眼症。其主要成分为ＰＶＡ，美国药典ⅩⅩⅢ版只对其作了游离度的控制。文献［１］报道了存在于纸张复合膜中ＰＶＡ的测定。作为新药，我们对其作了ＰＶＡ含量控制，并运用ＰＶＡ在硼酸介质中与碘形成络合...
Polyvinyl alcohol (PVA) eye drops for an artificial tear, in the clinical use for the prevention and treatment of dry eye. The main component of PVA, the United States Pharmacopoeia XXIII version only made its free degree of control. Literature [1] reported the presence of PVA in paper composite membrane assay. As a new drug, we make PVA content control for it, and use PVA to form complex with iodine in boric acid medium ...