Skip to main content
More Search Options
A member of our team will call you back within one business day.
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.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
They need to know if you have any of these conditions:
immune system problems
low blood counts like low white cell, platelet, or red cell counts
take medicines that treat or prevent blood clots
an unusual or allergic reaction to Japanese encephalitis virus vaccine, other medicines, protamine sulfate, sulfites, albumin, foods, dyes, or preservatives
pregnant or trying to get pregnant
This vaccine is for injection into a muscle. It is given by a health care professional. Two doses are given. The second dose is given 28 days after the first 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 2 months for selected conditions, precautions do apply.
Overdosage: If you think you've taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
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.
medicines that suppress your immune system like medicines for cancer
steroid medicines like prednisone or cortisone
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
This vaccine may not fully protect everyone. This vaccine does not prevent all types of encephalitis. Protect yourself from mosquito bites.
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
Side effects that usually do not require medical attention (Report these to your doctor or health care professional if they continue or are bothersome.):
irritation or pain at site where injected
muscle pain or weakness
unusually weak or tired
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
This vaccine is only given in a clinic, pharmacy, doctor's office, or other health care setting and will not be stored at home.
allergic reaction like hives after insect bites or unknown cause
drink alcohol-containing drinks
an unusual or allergic reaction to Japanese encephalitis virus vaccine, other medicines, thimerosal, gelatin, polysorbate 80, mouse protein, foods, dyes, or preservatives
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.
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.
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.
changes in vision
feeling faint or lightheaded, falls
pain, tingling, numbness in the hands or feet
trouble passing urine or change in the amount of urine