What should I watch for?
See your health care provider for all shots of this vaccine as directed. You must have 3 shots of this vaccine for protection from hepatitis B infection. Tell your doctor right away if you have any serious or unusual side effects after getting this vaccine.
Interactions with Medications
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor or nurse immediately if any of the following side effects occur:
Fever of 37.7 degrees C (100 degrees F) or higher
blurred vision or other vision changes
difficulty with breathing or swallowing
dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
itching, especially of the feet or hands
numbness or tingling of the arms and legs
reddening of the skin, especially around the ears
swelling of the eyes, face, or inside of the nose
unusual tiredness or weakness (sudden and severe)
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
soreness at the injection site
unusual tiredness or weakness
Aches or pain in the muscles
difficulty with moving
feeling of warmth
general feeling of discomfort or illness
lack of appetite or decreased appetite
nausea or vomiting
redness of the face, neck, arms, and occasionally, upper chest
sleepiness or unusual drowsiness
stomach cramps or pain
sudden redness of skin
swelling of glands in the armpit or neck
trouble with sleeping
unable to sleep
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.