There have been many replies to questions about vaccination recently. Dr. Chen used to answer the questions of all mothers based on his clinical experience. However, because of his limited clinical qualifications, some mothers are skeptical about the answer. After systematically

2025/06/0508:44:37 hotcomm 1102

There have been many replies to questions about vaccination recently. Dr. Chen used to answer the questions of all mothers based on his clinical experience. However, because his clinical qualifications are limited, some mothers are skeptical about the answer. After systematically learning the latest authoritative information of , Dr. Chen once again talked about the issues related to delaying vaccination of Class I vaccines, because Class II vaccines are originally voluntary, so they are not within the scope of discussion.

Class I vaccine is a vaccine provided by the state for free to citizens. Since my country began to implement the planned immunization in 1978, the first category of vaccines has been expanded to eight major categories, and the twelve vaccines are prevented from twelve diseases!

1. The BCG vaccination procedure is to be vaccinated as soon as possible within 24 hours after birth. Even if the calcification marks have not formed, the re-sourcing will not be re-sourcing

Key points of re-sourcing: <> children can directly re-sourcing

3 months of age children with PPD skin test negative, re-sourcing

≥4 years of age children will not be re-sourcing.

1933 Wang Liang introduced BCG vaccine from France. In 1950, New China began to promote the vaccination of children with

2. The vaccination procedure for hepatitis B vaccine (HepB) is 0-1-6 months old, that is, within 24 hours after birth, 1 month and 6 months old, key points of re-injection: is best 2 months old completed 3 doses of vaccination, among which the interval between the first and second doses should be ≥28 days, and the interval between the second and third doses should be ≥60 days.

for who have not completed the full immunization procedure after 12 months of age, they need to re-inoculate as soon as possible. After filling in the unvaccinated doses, they can

whether the hepatitis B vaccine takes effect. needs to be determined by blood test for the concentration of hepatitis B surface antibodies (HBsAb) about 1-2 months after the vaccination. Otherwise, a strengthening injection is also needed!

html began to be included in the planned immunization program in 092, and the vaccine was free in 1997, and in 2005, it was fully free

3. The polio virus vaccine (PV) vaccination procedure is for 2-3-4 months of age to receive basic doses and 4-year-old enhancement doses. Key points for re-injection of

: After the vaccination conditions of are restored, the vaccine will be re-injected first. only needs to re-inject the corresponding dose, without restarting the full vaccination. During re-injection, the interval between the two doses of polio vaccine is ≥28 days.

If you have received the single vaccine of inactivated polio virus vaccine or the combined vaccine containing polio vaccine component according to the vaccine instructions, both can be regarded as completing the corresponding dose of polio vaccination

Starting from 2020, the first two doses of will use inactivated polio virus vaccine (IPV) to replace attenuated polio virus vaccine (OPV) before . Combined vaccines containing polio vaccine components can also be used as a replacement.

1953 was successfully developed. Since 2016, my country has stopped using oral sugar pills and changed to oral drops and inactivated injection of

4. The vaccination procedure for cell-free diphtheria and tetanus vaccine (DTaP) is the vaccination procedure for 3-4-5 months of age and the vaccination enhancement dose is 18 months of age.

Safety analysis: Even if is delayed or the dose is less than 3 times within half a year, as long as one dose is strengthened at 12 to 13 months, the same immune effect can still be obtained.

For children aged 0 to 2 years old, the total effective rate of 3 doses at any time is above 90%.

For infants and young children over 18 months of age, the basic three doses are given strong protection. The strengthening of the fourth dose will not affect the immunogenicity and titer, and the delay to 24 months of vaccination will have the same effect.Key points for re-injection of

: After the vaccination conditions of are restored, priority will be given to the re-injection of this vaccine

infants who have not received any doses of and basically cannot obtain maternal protective antibodies, and it is difficult to prevent the onset of whooping cough within 2 months. If the vaccination cannot be obtained in a short period of time, it is recommended that be strictly isolated at home, and the guardian should take protective measures

months-5 years old children who have not completed the prescribed dose of diphtheria, tetanus and destruction of uterine and destruction of need to be re-injected. The interval between the first three doses is ≥ 28. Day, children who have received diphtheria and tetanus and tetanus and tetanus vaccines for and have a total of <3>, will supplement 3 doses of tetanus and tetanus vaccines; the second dose and the first dose are 1 to 2 months apart, and the third dose and 2nd dose are 6 to 12 months apart.

63, and was promoted nationwide in 1982. In 2017, the free cell-free diphtheria and tetanus vaccine

. The group A meningeal polysaccharide vaccine (MPSV-A) vaccination procedure is 6. 1 dose of

A group C group meningitis polysaccharide vaccine (MPSV-AC) vaccination procedure is 3 years old and 4th grade of primary school. Key points of re-injection: ＜24-month-old children will receive group A meningitis polysaccharide vaccine doses, and the interval between the two doses is ≥3 months

≥24-month-old children will receive group A meningitis polysaccharide vaccine doses, and the interval between the group A meningitis polysaccharide vaccine will be ≥12 months. Group A group C group meningitis polysaccharide vaccine interval is ≥3 years apart, and repeated vaccination of

html should be avoided within 3 years. For children aged ≤18 months, if the prescribed doses have been received according to the instructions for meningitis combined with , can be regarded as completing basic immunization of meningitis vaccine; strengthening immunity should be given one dose of meningitis polysaccharide vaccine at 3 years old and in the fourth grade of primary school.

2007 began to be included in the program for immunization, which is said to be the most complex meningochord vaccination in the world.

6. The vaccination procedure is 8. 18 months of age and 6 years old. 1 dose of

re-injection points: children over 8 months of age should receive the malformation vaccine as soon as possible. If the vaccination is not obtained in time, it is recommended that 2 months of age complete 1 dose of at any time before 2 months of age. The second dose of re-injection should be ≥28 between the previous dose of vaccines. d. The third dose of re-injection should be re-injected ≥1 year between the previous dose. If is >14 years old, will not be re-injected for the second and third doses of
, the second and third doses of
should be vaccinated with gramosphere at intervals of ≥3 months, and avoid using immunoglobulin within 2 weeks after vaccination.

1965 developed the measles vaccine, and in 2007, the measles vaccine was officially included in the plan for immunization

. The vaccination procedure is 1 year old (8 months old in a few areas) and 2 years old. One dose of
Re-injection points: If is not vaccinated in time, it is recommended to complete 1 dose of live attenuated vaccination at any time before
4 months of age, and the interval between the second dose is ≥12 months.

html began mass vaccination in the 070s, and was officially included in the national plan to immunize

. Hepatitis A inactivated vaccine (HepA-I): The vaccination procedure is 1 dose for each age of 18 months and 24 months. Key points of re-injection of

: If is not vaccinated in time, it is recommended to complete 1 dose of hepatitis A vaccination at any time before
4 months of age, and the interval between the second dose is greater than 6 months.

≤14-year-old children who have not received the hepatitis A vaccine should supplement 2 doses, with the vaccination interval ≥6 months.

If one dose of hepatitis A inactivated vaccine has been received but the second dose of hepatitis A inactivated vaccine is unconditionally vaccinated, one dose of hepatitis A live attenuated vaccine can be received to complete re-injection.

92 developed the hepatitis A attenuated vaccine, and was officially included in the international plan in 2007 to immunize

. The vaccine that is not recommended to delay vaccination

1) The first dose of hepatitis B vaccine and BCG need to be vaccinated as soon as possible after birth, especially for newborns with positive antigen HBsAg in the mother. The first dose of hepatitis B vaccine should be vaccinated in a timely manner in the obstetric vaccination unit that provides midwifery services and hepatitis B immunoglobulin blockade; BCG vaccine for children under 3 months of age does not have contraindications for vaccination.

2) Rabies and Tetanus will cause serious consequences and even endanger life. It is recommended to vaccinate in a timely and throughout the process according to the vaccination procedures.

0. Re-inoculation vaccines

1) Priority for vaccination of measles ingredient vaccine (leprosy vaccine, measles vaccine, etc.), hepatitis B vaccine (especially children with positive surface antigens in mothers), polio vaccine and diphtheria, tetanus and rupture vaccine, etc.

3) If the first dose of hepatitis B vaccine and BCG vaccine are not received in time at birth, if the conditions for receiving other immunization program vaccines at the same time, it is recommended that be vaccinated with multiple immunization program vaccines at the same time.