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透成制剂总的治疗效果不仅决定于药物本身的作用而且与基质结构有关。有关因素可分二类:(一)基质与屏障的作用主要是基质改变角质层的结构,用标准化测试法如发白试验可测定作用强度;(二)基质与药物的作用,最重要的是溶解活性物质的能力、药物在基质中与在角质层中化学能差以及药物在基质中的散速率。氢可的松液晶可按Loomis 等方法制备。测定了液晶
The overall therapeutic effect of a transdermal formulation depends not only on the effect of the drug itself but also on the matrix structure. The relevant factors can be divided into two categories: (a) the role of matrix and the barrier is the main change in the structure of the stratum corneum, using standardized test methods such as whitish test can determine the intensity of action; (B) the role of matrix and drugs, the most important The ability to dissolve the active, the poor chemical ability of the drug in the matrix and in the stratum corneum, and the rate of drug dissolution in the matrix. Hydrocortisone may be prepared by the method of Loomis et al. The liquid crystal was measured