The self-made mixture composing of 20 ml of glucose (50%), 10 ml of magnesium sulfate (25%) and 500 ug of Vitamin B12 were externally applied to the skin when drugs were infused in the experiment group.

• 观察组采用50%25葡萄糖20ml、25%25硫酸镁10ml和维生素B12 500ug配制成混合液外敷于输入诺维苯药物的皮肤上,对照组无特殊护理。