How long does child second liver vaccine hit

summary

My sister and child are small Sanyang, and their work is often blocked. In fact, they have been checked twice. The result is that HBV DNA, liver B ultrasound and liver function are normal, but no one understands me. How often does the child get hepatitis B vaccine? Do you know? Today let me learn how often the child gets hepatitis B vaccine with you.

How long does child second liver vaccine hit

First, the whole course of hepatitis B vaccination consists of three injections. According to the procedure of 0, 1 and 6 months, i.e. after the first dose of hepatitis B vaccine, the second and third doses of hepatitis B vaccine are injected at intervals of 1 and 6 months.

Second: the earlier the newborn is vaccinated with hepatitis B vaccine, the better. It is required to be vaccinated within 24 hours after birth. The inoculation site of newborns was in the lateral muscle of the anterior thigh, and in children and adults was in the middle of the deltoid muscle of the upper arm. The protective rate of blocking mother to child transmission with hepatitis B vaccine alone was 87.8%.

Third: after the injection of vaccine to produce antibodies can protect you from infection, hepatitis B antibody titer will gradually decline over time, so generally every 4-5 years to strengthen the injection (1 time). It is best to check the titer of two pairs of semi antibodies. If the titer is lower than 10 μ g / L, the injection should be strengthened. Otherwise, they may be infected with hepatitis B virus again.

matters needing attention

In addition, we should also pay attention to: Patients with the disease can not smoke, drink, eat spicy and stimulating food, try to be light and nutritious in diet, do not rely too much on drug treatment and exercise more.