1. The pharmacological experiment of a new drug will determine whether the drug has the desired medicinal functions in model systems. 新药的药理学实验将确定该药在模型系统中是否具备人民期待的药物功能。
2. Methods: The chemical quality, pharmacological function and the effect of UTI on elastase, oxygen free radical and cytokine were briefly introduced. 方法：介绍了乌司他丁的化学性质、药理学作用及其对蛋白酶、氧自由基、细胞因子的影响。
3. Numerous attempts at finding the ideal pharmacological agent for prevention of this complication have been made but nearly all drugs evaluated have failed to demonstrate clinical efficacy. 无数的、找到理想的药理学媒介来阻止这个并发症的尝试已经进行，但是几乎所有的药物评估均没能证明其临床有效性。
