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Recombivax HB Pediatric/Adolescent

Generic name: Hepatitis B vaccine for children [HEP-a-TYE-tis-B-pee-dee-AT-rik-VAX-een]
Brand names: Engerix-B Pediatric Recombivax HB Pediatric/Adolescent
Drug Class: Viral Vaccines

What is Recombivax HB Pediatric/Adolescent?

Hepatitis B is caused by a virus. Hepatitis B can cause inflammation of the liver and nausea. It may also result in jaundice. Hepatitis may lead to cancer of the liver or cirrhosis.Recombivax Pediatric/Adolescent helps prevent the disease among children and adolescents.The vaccine will help your child develop immunity against hepatitis B. However, it won't treat any infections that the child has.All children, including those at high risk for hepatitis B are recommended to receive Recombivax pediatric/adolescent. Risk factors include: living with someone infected with the hepatitis B virus; being born to a mother who is infected with hepatitis B; being on dialysis; living in a facility for developmentally disabled people; traveling to areas where hepatitis B is common; being an adolescent who has never received this medicine during childhood.The Recombivax pediatric/adolescent product may not protect everyone from the disease.

Side effects of Recombivax HB Pediatric/Adolescent

If your child shows any of these symptoms of an allergic reaction, you should seek immediate medical attention: hives, difficulty breathing, swelling of the lips, face, or throat.If your child had a severe allergic reaction to the first dose, a booster shot is not recommended.After receiving this vaccine, your child may feel faint. Some people experienced seizures after receiving the vaccine. Your doctor may ask that your child be observed for a few hours after the vaccination.Keep a record of all side effects that your child experiences after receiving the vaccine. You will need to inform the doctor of any side effects that occur after the first shot.

If your child is suffering from:

  • When sleeping, the breathing stops.
  • Fever, chills, and swollen glands.
  • The act of crying or fussing for more than an hour
  • Unusual muscle weakness
  • Changes in behavior
  • Severe skin reaction: fever, sore neck; swelling of the face, tongue, or eyes; burning in the eyelids. Skin pain is followed by a purple or red rash that spreads to the upper or lower body and causes blistering.

Recombivax HB pediatric/adolescent may include:

  • Diarrhea, loss of appetite
  • Feeling tired or weak
  • Mild fussiness or crying
  • Low fever
  • Runny nose

There may be other side effects. For medical advice on side effects, call your doctor. Report the side effects of vaccines to the US Department of Health and Human Services by calling 1-800-822-7967.


Inform your child's physician if they are taking other medications or have any other medical conditions.

Before you take this drug

Recombivax HB Pediatric/Adolescent will not protect against infection with hepatitis A. It may not protect against hepatitis B if your child is already infected with the virus, even if he or she does not show symptoms. The vaccine may not work if your child has already been infected by the virus, even if they don't show any symptoms.This vaccine should not be given to your child if they have ever experienced a severe allergic reaction. Adolescence should not be given to a child who is allergic to yeast.This vaccine may have to be delayed or even not given if your child suffers from any of the other conditions listed.

  • Kidney disease (or dialysis if the child has kidney disease)
  • A bleeding disorder or blood clotting problem, such as hemophilia, or being easily bruised
  • Allergy to Latex Rubber
  • A neurologic disease or disorder affecting the head (or if it was an allergic reaction to a prior vaccine).

You can still give your child a vaccination if they have a minor cold. Your child's doctor might recommend that you wait until your child is better before administering this vaccine if he or she has a severe illness, such as a fever.Tell your doctor whether you're pregnant or breastfeeding.

How to take Recombivax HB Pediatric/Adolescent?

Injection of the vaccine into muscle tissue is used to administer it. This injection will be given to your child in a clinic or doctor's office.The Recombivax Pediatric/Adolescent vaccine is administered in several shots starting shortly after the birth. Booster shots can be given between 1 and 2 months, or 6 to 18 months after the initial shot. The vaccine series can begin early if your child has not received a dose at birth.The booster schedule for your child may differ from the guidelines. You should follow the instructions of your doctor or the schedule prescribed by the local health department.

What happens if I miss the dose?

If your child is behind on their booster doses or has missed a scheduled dose, contact the doctor. As soon as you can, administer the next dose. There is no need to start again.Ensure that your child gets all the recommended doses. If your child does not get the entire series, he or she may not be protected.

What happens if I overdose?

It is very unlikely that this vaccine will cause an overdose.

What should be avoided?

If your doctor prescribes any restrictions regarding food, beverage, or activity, follow their instructions.

Interaction with other drug

Tell the doctor if your child recently received any other vaccines before your child receives this one.Other drugs, such as prescription and over-the-counter medicines, vitamins, and herbal products, may interact with the hepatitis B vaccine for children. Inform your health care provider about any medicines that your child is currently taking and those that they may start or stop using.