- About the usual post-vaccination response: record local reactions (swelling, heat, redness at the injection site), fever <39 ° C and other symptoms.

- Regarding serious complications after vaccination: 30 cases were recorded in the expanded vaccination program and 01 case in service vaccination.

Figure 1. Serious complications after vaccination by province, city

Severe complications after vaccination against IDU were recorded in 15 provinces and cities, including: Bac Giang (01), Hanoi (02), Lai Chau (01), Lao Cai (02), Son La (03), Thai Nguyen (01), Gia Lai (01), Quang Ngai (06), Binh Dinh (04), Vinh Long (01), Ba Ria Vung Tau (02), Binh Duong (01), Soc Trang (02), Ho Chi Minh City (02), Tien Giang (01).

Table 1. Serious complications after vaccination by vaccine type

Regarding the type of vaccine used: 30 cases of serious complications after vaccination in expanded vaccination, recorded:

- 25 cases of serious complications after ComBE Five vaccination (17 cases after ComBE Five vaccination and 8 cases after ComBE Five - OPV vaccination) out of a total of 1,282,298 doses of ComBE Five vaccine, 1,646. 753 doses of OPV vaccine used.

- 03 cases of serious complications after BCG vaccination out of a total of 618,597 doses of BCG vaccine used.

Figure 2. Rate of major complications after vaccination by cause

The aforementioned serious events have been evaluated and concluded by the Professional Advisory Council on the cause of serious complications during the use of vaccines at the provincial level, and concluded and recorded 10 cases due to coincidence with child's medical condition (33%), 17 cases of anaphylaxis / anaphylaxis after vaccination (57%), 03 cases of unknown cause (10%), no cases of any one of the three primary groups were recorded. multiplication: by the quality of the vaccine, by the practice of vaccination, by fear. All severe complications are vaccinated according to the correct procedures.

Regarding the situation of serious complications in vaccination services, to June 30, 2019, 01 case of recovery from pneumococcal vaccination was recorded in the city. In Hanoi, an investigation and the professional advisory board concluded that the child was shocked with anaphylaxis after pneumococcal vaccination.

Website Editorial Board - Department of Preventive Medicine, Ministry of Health

Admin