Conclusion: Mailuoning injection has a significant protective effect on the facial nerve demyelination of Hemifacial spasm and the very important applied value for therapy of Hemifacial spasm.

• 脉络宁组面神经病变较轻。结论：脉络宁注射液对半面痉挛脱髓鞘面神经有明显的保护作用，对半面痉挛的治疗具有极其重要的应用价值。