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Hepatitis B Vaccine Side Effects in Adults

hepatitis b vaccine side effects

Similar to other medications and vaccines, the hepatitis B vaccine also comes with different side effects, ranging from mild to severe reactions. Besides the advantages and medical benefits that you get from a hepatitis B vaccine, it is expected that you’ll experience some of its side effects. Expect the following reactions:


Side effects of Hepatitis B vaccine that require medical attention:

These are the types of side effects that require immediate medical care. If you experience these, you should contact your healthcare professional urgently. These are as follows:

  • High fever
  • Joint pain
  • Skin rashes
  • Blurry vision
  • Confusion
  • Dizziness
  • Shallow breathing
  • Difficulty breathing
  • Lightheadedness
  • Faintness
  • Hives
  • Itchiness
  • Weakness of the muscles
  • Numbness
  • Skin redness
  • Recurrent sweating
  • Swollen eyes and face
  • Unexplained tiredness
  • Extreme weakness


Side effects that DO NOT require medical attention:

These are the types of side effects that DO NOT require immediate medical care unless they go out of control. They are the most common reactions that people experience. They are also manageable at home, so there is no need to worry a lot. However, if these reactions persist, contact your healthcare professional urgently.

  • Dizziness
  • Appearance of lumps
  • Redness
  • Headache
  • Soreness at the injection site
  • Tiredness
  • Weakness
  • Muscle pain
  • Agitation
  • Chills
  • Back pain
  • Mild diarrhea
  • Sweating
  • Itchiness
  • Nausea
  • Vomiting
  • Loss of appetite
  • Muscle cramps
  • Stomach pain
  • Swollen glands
  • Insomnia
  • Random weight loss
  • Drowsiness

While a vaccine keeps you protected from any disease, side effects still correspond to the protective medication. Hepatitis B vaccine is no exception. If you are getting a vaccine, make sure that you are educated enough about its beneficial properties and its side effects.

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