有些家长因为自已的孩子常闹病,特别是反复患上呼吸道感染,总期望通过给小儿注射丙种球蛋白以增加抗病能力,其实这也不妥当。通过注射进入人体的丙种球蛋白,虽然可在短时间内具有抗病毒、抗细菌、抗外毒素等免疫功能,但丙种球蛋白半衰期仅一个月左右,其被动免疫效应维 Some parents are often ill because of their own children, especially those who repeatedly suffer from respiratory tract infections. They are always expecting to increase the disease resistance by injecting gamma globulin to their children, which is actually not appropriate. Gamma globulin injected into the body by injection, although in a short time with antiviral, anti-bacterial, anti-exotoxin and other immune function, but gamma globulin half-life only about a month, and its passive immune effect dimension