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目的:观察防感灵疫苗对流行性感冒的预防作用。方法:选择70名志愿者随机分成两组,免疫组肌注防感灵两次,每次0.25mL,间隔一个月;对照组不用药。从注射疫苗21天至1年观察流感的发生情况。结果:免疫组流感发生率明显低于对照组,差异有显著性。结论:防感灵对流感有较好的预防作用。
Objective: To observe the preventive effect of anti-flu vaccine on influenza. Methods: Seventy volunteers were randomly divided into two groups. The immune group was intramuscularly injected with 0.25ml Lingqi for one month at intervals of one month. The control group was given no drug. The incidence of influenza was observed from 21 days to 1 year after vaccination. Results: The incidence of influenza in the immunized group was significantly lower than that in the control group, the difference was significant. Conclusion: Prevention of flu has better preventive effect on influenza.