为减少频繁的注射次数和漏种的机会 ,提高及时接种率和接种者的依从性 ,多价联合疫苗已在预防接种中开始推广应用。甲、乙型肝炎联合疫苗的研制成功和应用 ,为控制甲、乙型肝炎提供了新的工具和更有效途径。该联合疫苗副反应小 ,有很好的免疫原性、稳定性和安全性 ,并具有较灵活的免疫程序 ,适用于儿童、青少年和成人以及旅行、出差者的快速免疫 ,可有效地预防甲、乙型肝炎的感染和传播 In order to reduce the frequency of frequent injections and the chances of missing seeds, and to increase the timely vaccination rate and the compliance of vaccinates, the multivalent vaccine has been widely used in vaccination. The success and application of the combination of hepatitis A and hepatitis B vaccine has provided new tools and more effective ways to control hepatitis A and B hepatitis. The combination vaccine has the advantages of low side reaction, good immunogenicity, stability and safety, and more flexible immunization program, which is suitable for rapid immunization of children, adolescents and adults as well as travelers and travelers, and can effectively prevent Hepatitis B infection and transmission