Objective: To improve the preparation of benzocaine.

摘要目的: 对苯佐卡因的合成工艺进行探索.

Objective To study the clinical effects of Benzocaine Paste on treating oral ulcers.

目的研究临床应用苯佐卡因糊剂治疗口腔溃疡的疗效。

Methods: Benzocaine was synthesized from p - nitrobenzoic acid via two steps through esterifying and reduction.

方法: 以对硝基苯甲酸为起始原料,经酯化,还原两步合成苯佐卡因.

These creams contain high doses of local anesthetics including lidocaine, tetracaine, benzocaine, and prilocaine.

这些麻醉剂含有高剂量的局麻药，包括利多卡因、丁卡因、苯佐卡因、丙胺卡因。

These creams contain high doses of local anesthetics including lidocaine , tetracaine , benzocaine, and prilocaine.

这些麻醉剂含有高剂量的局麻药,包括利多卡因 、 丁卡因、苯佐卡因、丙胺卡因.