Information on Hib vaccination

Hib vaccination is a vaccine that prevents infection from Hib, which is an abbreviation for Haemophilus influenzae type b.
Vaccination can be done from 2 months after birth. If you start 2 to 6 months after birth, you will be inoculated 3 times at intervals of 27 to 56 days, and 1 additional inoculation 7 to 13 months after the 3rd inoculation, for a total of 4 inoculations. If you start from 7 months to under 1 year old, you will receive 2 inoculations for the first time (at intervals of 27 to 56 days) and then 1 additional inoculation 7 to 13 months later, for a total of 3 inoculations. From 1 year old to under 5 years old, it is usually a single vaccination.

Symptoms of Hib

Hib is an abbreviation for Haemophilus influenzae type b, but it is different from the influenza epidemic in winter, and droplet infection by bacteria can cause pneumonia, epiglottitis, sepsis, bacterial meningitis, etc. I have.
Among them, hib meningitis caused by infection of the meninges that surround the brain and spinal cord causes about 5% of deaths and about 25% of stunted growth (intelligence) when infants are infected. It is a terrifying illness with sequelae such as disability), hearing impairment, and epilepsy.
Recently, the number of Hib-resistant bacteria is increasing, so prevention by vaccination is effective.

Effect of vaccination

Immunization in the body can prevent pneumonia, epiglottitis, and sepsis caused by Hib, including hib meningitis, which is said to cause about 60% of bacterial meningitis.
In addition, early inoculation is effective because Hib is easy for infants under 5 years old to get sick and it is easy to get serious.

About side reactions

(1) Main side reactions

As a side reaction of the Hib vaccine, the symptoms shown in the table below may appear.
These symptoms are often seen within a few days after inoculation, but usually heal within a few days.

Frequency of side reactions	Symptoms
5% or more	Redness / swelling / lump / pain at the injection site, gastrointestinal symptoms (loss of appetite, diarrhea, vomiting, etc.), moody, insomnia
0.1-5%	Urticaria, rash, mild clouding of consciousness, irritability, abnormal crying, lip discoloration, cough, rhinitis, epistaxis, fever, poor complexion, conjunctivitis, swelling of the skin
Frequency unknown	Tingling, stuffiness, inflammation, itchiness, swelling of face, throat, lower body of injection part

(2) Heavy side reaction

Rarely, anaphylactic-like symptoms (urticaria, dyspnea, swelling of the face, throat, and blood vessels, etc.) may occur as a serious side reaction of the Hib vaccine.

Inoculation time

Those who are 2 months to under 5 years old. However, the number of inoculations and the inoculation interval will differ depending on the age at which the inoculation started.

When the first vaccination is given 2 to 6 months after birth (recommended age), 4 vaccinations are required to obtain a sufficient preventive effect.
If the first vaccination is given 7 to 11 months after birth, 3 vaccinations are required to obtain a sufficient preventive effect.
If the first vaccination is given at the age of 12 months to 4 years, the required number of vaccinations is one.

Inoculation cost

free.

Belongings

Maternal and Child Health Handbook
Address, age, name can be confirmed (health insurance card, etc.)
Vaccination number sticker (If you have already put it on the pre-examination slip, you do not need it)

* If you do not have the pre-examination slip, please use the one provided by the city cooperating medical institution. You can also find it at the Infectious Disease Control Division of the Health Center and the Health Division of each ward Health and Welfare Center, or you can download it from the link below.

Download the pre-examination slip (hib) (PDF: 257KB)　

* Vaccination must be accompanied by a guardian. A power of attorney (PDF: 105KB) is required if someone other than a guardian is to take it .

* Please see here if you would like to have the pre-examination slip mailed .

Precautions for inoculation

As a general rule, vaccinations should be given on a good day. If your child is not in good health, consult your doctor before deciding whether or not to inoculate.
In addition, you cannot be vaccinated in the following cases.

If you have a clear fever (usually above 37.5 degrees)
When it is clear that you have a serious acute illness
If you have had anaphylaxis due to the components of the vaccination solution you should receive
If you have a disease with apparently abnormal immune function or if you are receiving treatment that causes immunosuppression
In addition, when the doctor determines that the condition is inappropriate

General precautions after vaccination

Observe your child at a medical institution or get in touch with your doctor for 30 minutes after vaccination. Sudden side reactions may occur during this time.
Watch out for side reactions for a week after inoculation.
Keep the inoculation site clean. You can take a bath, but do not rub the inoculation site.
Avoid strenuous exercise on the day of inoculation.
If you experience any abnormal reactions or changes in your physical condition at the site of inoculation after inoculation, see a doctor immediately.

Inoculation medical institution

You can receive it at the vaccination cooperation medical institution designated by Chiba City.

Cooperating medical institutions have a link to the list in “Implementation method” of ” Information on routine immunization “.

* Reservations must be made by phone to a medical institution in advance.

About health damage relief system by vaccination

If a serious side reaction caused by routine vaccination causes health problems such as medical treatment or leaving a disability that interferes with your life, the Immunization Law You can get compensation based on.
There are categories of medical expenses, medical allowances, child-rearing pensions for children with disabilities, disability pensions, lump-sum death allowances, and funeral fees according to the degree of health damage, and the amount stipulated by law is paid. Except for the lump-sum death allowance and funeral fee, payment will be made until the treatment is completed or the disability is healed.
However, the causal relationship between the health hazard caused by vaccination or another factor (infectious disease that was mixed in before or after vaccination or another cause, etc.) is determined by vaccination / infectious disease. After deliberation by a national examination committee consisting of experts in various fields such as medical care and law, y