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Engerix-B (HepB)

Generic name: hepatitis B adult vaccine [HEP-a-TYE-tis-B-a-ADULT-VAX-een]

Brand names: Engerix-B (HepB), Heplisav-B, PreHevbrio, Recombivax HB Adult, Recombivax HB Dialysis Formulation
Drug class: viral vaccines

What is Engerix-B (HepB)?

Hepatitis B can be an illness of the liver that is transmitted via bodily fluids or blood sexual contact, sharing needles of an IV drug with a patient who is suffering from the disease, or during pregnancy when the mother has been ill. Hepatitis is a cause of inflammation in the liver and causes nausea along with jaundice (yellowing of the eyes or skin). Hepatitis can increase the risk of cancerous liver disease, cirrhosis, or even death.The hepatitis B vaccine can help protect against this infection in adults.The vaccine can help your body build up immunity against the disease, but it does not cure an active disease you are already suffering from.The hepatitis B vaccine is advised for all adults that are susceptible to contracting the virus B. Like all vaccines, the hepatitis B vaccine might not offer protection against disease for everyone.

Side effects of Engerix-B (HepB)

Contact a medical professional immediately. If you notice symptoms that indicate an allergy, such as asthma, difficulty breathing, or swelling of your lips, face, or tongue,Note down any negative side effects that you may experience. If you are in need of an additional dose, you must inform the doctor who administered the shot of any adverse side effects.Engerix-B (HepB) could cause severe adverse effects. Contact your physician immediately if you are suffering from:

  • Lightheadedness; Feeling as though they have passed out;
  • Seizure-like muscle movements; or
  • Fever, swollen glands

Common adverse effects of Engerix-B (HepB) can include:

  • Headache;
  • Muscle pain, tenderness, or weakness;
  • Tiredness;
  • Redness swelling, pain or a lump at the site where the shot was administered.

This isn't a complete list of all the side effects. Others could happen. Consult your physician for advice regarding the effects. You can report adverse reactions to Health and Human Services at the US Department of Health and Human Services by dialing 1-800-822-7967.


Being infected by Hepatitis B is far more hazardous for your health than having this vaccine.It is not recommended to receive a second dose of this vaccination if you experienced an allergy that was life-threatening following the first dose.Inform your doctor if you take other medications or suffer from any other medical issues or allergies.

Before you take this drug

The hepatitis B vaccine does not provide protection against infection caused by hepatitis A, C, and E, or any other virus that attacks the liver. It also won't protect against hepatitis B even if you're already afflicted with it, even if you don't yet have symptoms.It is not recommended to get this vaccine if you have had a reaction to any vaccine that contains Hepatitis B.

Inform your doctor or vaccine provider if you've had or had

  • Were in contact with or had sexual contact with persons affected by the Hepatitis B virus;
  • Diabetes, HIV, or AIDS
  • Injecting drugs into a vein
  • Employed or lived in a place for disabled persons;
  • Employed in the field of healthcare or public safety and were exposed to bodily fluids and blood;
  • Went to places in which there is a high incidence of hepatitis B, which is a common occurrence;
  • Resided or worked in a correctional facility
  • Are You the Victim of Sexual Assault or Abuse?
  • Hepatitis C is a chronic liver disease and
  • Kidney disease (or those who are taking dialysis).

This vaccine might require a delay or perhaps not be given in any way if you suffer from:

  • An allergy to yeast
  • An allergy to the latex or
  • Insufficient immune system (caused through illness or the use of certain medications).

It is still possible to receive the vaccine, even if you've got an unintentional illness. If you have an illness that is more severe, such as a fever or other type of illness, wait until you recover before you can receive the vaccine.Inform your doctor if you are nursing or pregnant.If you're expecting, you could be included in a pregnancy registry to monitor the impact of this vaccination on your baby.

How to take Engerix-B (HepB)?

The vaccine is administered by injecting a shot into the muscle. The healthcare professional will give you the injection.It is believed that the hepatitis B vaccination is administered in a sequence of between two and four shots. The following shots are generally given one month and six months after the initial shot.Your personal schedule of vaccinations may differ from the guidelines. Follow the instructions of your physician or the schedule suggested by the regional health authority.Make sure you receive the recommended doses of the vaccine; otherwise, you may not be protected from disease.The vaccine may influence the results of specific medical tests. Inform any physician who treats you that you have recently had the hepatitis B vaccine.

What happens if I miss the dose?

Inform your doctor. If you do not receive the dose or fall behind on your time, The next dose should be administered promptly. There is no reason to restart the treatment.

What happens if I overdose?

A dose of the vaccine that is too high is not likely to occur.

Avoid this

Follow the advice of your doctor regarding any restrictions on food or beverages.

Interaction with other drug

Before you receive this vaccine, inform your physician about all other vaccines you've recently received.Other medications could influence this vaccine, such as medications that are prescribed and available over the counter, vitamins, and herbal products. Discuss with your doctor all the other medications you take.