Japanese Encephalitis Virus Vaccine (JE-VAX)
Japanese Encephalitis Virus Vaccine (JE-VAX)
What is this medicine?
JAPANESE ENCEPHALITIS VIRUS VACCINE (jap uh NEEZ en sef uh LAHY tis VAHY ruhs vak SEEN) is a vaccine. It is used to help prevent Japanese encephalitis infections. You cannot get the disease from the vaccine.
How should I use this medicine?
This vaccine is for injection under the skin. It is given by a health care professional. Usually, three doses are given. You will be observed for at least 30 minutes after a dose.
A copy of Vaccine Information Statements will be given before each vaccination. Read this sheet carefully each time. The sheet may change frequently.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 1 year of age for selected conditions, precautions do apply.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
breathing problems
changes in vision
confusion
feeling faint or lightheaded, falls
pain, tingling, numbness in the hands or feet
seizures
trouble passing urine or change in the amount of urine
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
dizziness
fever
headache
irritation or pain at site where injected
muscle pain or weakness
nausea, vomiting
unusually weak or tired
What may interact with this medicine?
medicines that suppress your immune system like medicines for cancer
steroid medicines like prednisone or cortisone
vaccines
What if I miss a dose?
Keep appointments for follow-up (booster) doses as directed. It is important not to miss your dose. Call your doctor or health care professional if you are unable to keep an appointment.
Where should I keep my medicine?
This vaccine is only given in a clinic, pharmacy, doctor's office, or other health care setting and will not be stored at home.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
allergic reaction like hives after insect bites or unknown cause
asthma
drink alcohol-containing drinks
immune system problems
an unusual or allergic reaction to Japanese encephalitis virus vaccine, other medicines, thimerosal, gelatin, polysorbate 80, mouse protein, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding
What should I watch for while using this medicine?
This vaccine may not fully protect everyone. This vaccine does not prevent all types of encephalitis. Protect yourself from mosquito bites.
Stay in an area where you have ready access to medical care for at least 10 days after a vaccine dose. Get immediate medical care at the beginning of any reaction.
Updated:  
July 17, 2018