Japanese encephalitis virus vaccine sa14-14-2 Side Effects

It is possible that some side effects of japanese encephalitis virus vaccine sa14-14-2 may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

For the Consumer

Applies to japanese encephalitis virus vaccine sa14-14-2: intramuscular suspension

Along with its needed effects, japanese encephalitis virus vaccine sa14-14-2 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 while taking japanese encephalitis virus vaccine sa14-14-2:

More common
  • Chills
  • cough
  • diarrhea
  • fever
  • general feeling of discomfort or illness
  • headache
  • joint pain
  • loss of appetite
  • muscle aches and pains
  • nausea
  • runny nose
  • shivering
  • sore throat
  • sweating
  • trouble sleeping
  • unusual tiredness or weakness
  • vomiting
Less common
  • Body aches or pain
  • difficulty with breathing
  • ear congestion
  • loss of voice
  • nasal congestion
  • sneezing
Incidence not known
  • Burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • numbness or tingling of the hands, feet, or face

Some side effects of japanese encephalitis virus vaccine sa14-14-2 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:

More common
  • Difficulty with moving
  • joint pain
  • muscle cramps or stiffness
  • swollen joints
Less common
  • Back pain
  • pain, itching, redness, or swelling where the shot was given
  • rash

For Healthcare Professionals

Applies to japanese encephalitis virus vaccine sa14-14-2: intramuscular suspension

Nervous system

Nervous system side effects have included headache.


Musculoskeletal side effects have included myalgia and back pain.


Local side effects have included pain, tenderness, pruritus, erythema, induration, and edema.


Respiratory side effects have included nasopharyngitis, rhinitis, upper respiratory tract infection, pharyngolaryngeal pain, and cough.


Gastrointestinal side effects have included nausea, diarrhea, and vomiting.


General side effects have included fatigue, influenza-like illness, and pyrexia.


Dermatologic side effects have included rash.

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