What is the booster needle for hepatitis B vaccine
After the hepatitis B vaccine is vaccinated, it is often necessary to inject a hepatitis B vaccine booster needle. Why is this? Does the hepatitis B vaccine booster needle have a unique role? What is the hepatitis B vaccine booster needle?
What is a hepatitis B vaccine booster needle< /p>
Hepatitis B vaccine booster injection refers to the injection of food hepatitis B vaccine when hepatitis B antibody gradually weakens in the body. It can stimulate and increase the level of antibodies in the body, and provide protection to the body again.
Hepatitis B vaccine booster needles generally have antibodies in the body, but the antibody levels need to be injected when the antibody levels are gradually decreasing, in order to enhance the body''s anti-virus ability, prevent and prevent the infection and replication of hepatitis B virus.
In general, when the antibody titer of hepatitis B is less than or equal to 10 international units/ml, it is recommended to take a hepatitis B vaccine booster within six months to increase the antibody level and play a role in resisting hepatitis B virus.
It can be seen that the hepatitis B vaccine booster is different from the hepatitis B vaccine. It does not need to be administered at intervals. It may be necessary at any time according to personal circumstances.
When do you need to get a booster shot of hepatitis B vaccine
After injection of the hepatitis B vaccine, many people don’t know if they need to get a booster shot of hepatitis B vaccine. Below we Just talk about when you need to get a booster shot of hepatitis B vaccine for your reference.
The first case: after completing the entire vaccination process of hepatitis B vaccine, if there is no antibody in the two-and-half examination of hepatitis B, or the antibody titer is less than 10 international units/ml , You need to inject a hepatitis B vaccine to strengthen the needle.
Second situation: within 3-5 years after the hepatitis B vaccine is administered, a two-and-a-half check of hepatitis B is performed. If the titer is less than or equal to 10 international units/ml, a booster injection of hepatitis B vaccine is required. If there is no antibody, it is necessary to re-vaccinate hepatitis B vaccine instead of injecting a hepatitis B vaccine booster needle.
Therefore, we need to regularly conduct a two-and-a-half examination of hepatitis B, and always pay attention to our physical condition so that we can take timely preventive measures.
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