Jenvac Vaccine 0.5 ml in 1 prefilled syringe

Last Updated: March 31st, 2026

Jenvac Vaccine is a product of Bharat Biotech

Composition: Inactivated Japanese Encephalitis virus protein (5mcg)

Pack of 1 ml

₹ 710.98

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Limited Stock

All Details About Jenvac Vaccine

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Jenvac Vaccine

Description:

Jenvac Vaccine is a medicine used for prevention of Japanese encephalitis (JE). It protects against JE and is given as part of universal immunization program for selected places endemic to JE.

Your doctor will decide if you should receive Jenvac Vaccine based on your situation. It is given as a subcutaneous injection. The primary vaccination may be given to children between 1 years to 3 years of age. Adults can receive the same at or after 18 years upto 49 years of age.

The vaccine is recommended for people moving to a Japanese encephalitis (JE)-endemic country, travelers who plan to stay for more than 1 month in JE-endemic areas, and frequent travelers to JE-endemic areas. This vaccine should also be considered for shorter-term (less than 1 month) travelers with an increased risk of JE.

Ordinary side effects of this medicine include injection site reactions (such as soreness, swelling, pain, or redness), headache, fever, muscle pain, nausea, and fatigue. Let your doctor know if any of these side effects persist or get worse. They may be able to suggest ways to reduce or manage the side effecrs.

Earlier receiving the vaccine, you should let your doctor if you have ever had an allergic reaction to a vaccine. Also tell your doctor if you have any problems with your heart, kidneys, or liver. Some other medicines may react with this vaccine, let your doctor know of all the medication you are taking. Pregnant or breastfeeding should consult their doctors first before receiving this vaccine.

Uses:

Prevention of Japanese Encephalitis

Directions For Use:

Your doctor or nurse will give you this medicine. Compassionately do not self administer.

Side Effects:

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Ordinary side effects of Jenvac

Chubbyigue
Fever
Headache
Injection site reactions (pain, swelling, redness)
Muscle pain
Nausea

Warning & Precautions:

Alcohol

CAUTION

Caution is advised when consuming alcohol with Jenvac Vaccine. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Jenvac Vaccine may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

CAUTION

Jenvac Vaccine should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from her body.

Driving

CONSULT YOUR DOCTOR

It is not known whether Jenvac Vaccine alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react.

Kidney

SAFE IF PRESCRIBED

Jenvac Vaccine is probably safe to use in patients with kidney disease. Limited data available suggests that dose adjustment of Jenvac Vaccine may not be needed in these patients. Please consult your doctor.

Liver

SAFE IF PRESCRIBED

Jenvac Vaccine is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of Jenvac Vaccine may not be needed in these patients. Please consult your doctor.

FAQs:

What is Jenvac Vaccine?

Jenvac Vaccine is a single dose inactivated Japanese Encephalitis (JE) Vaccine. It has been developed in collaboration with the National Institute of Virology, India and is prepared from an Indian strain (Kolar- 821564XY) of the JE virus.

How effective is Jenvac Vaccine?

Jenvac Vaccine is a safe and effective vaccine that protects against all known strains of Japanese Encephalitis.

Who should not get Jenvac Vaccine?

Jenvac Vaccine should not be given to people who are allergic to Jenvac Vaccine or any of its ingredients or if they have had an allergic reaction to it earlier. Individuals who have a past history of getting a serious allergic reaction to any medicine should also avoid getting it. Pregnant females and infants below 2 months of age also should not be administered Jenvac Vaccine.

What are the possible side effects if Jenvac Vaccine?

The possible side effects of Jenvac Vaccine are pain, swelling, or redness where the injection is administered, headache, muscle pain, and fever. However, these are usually not bothersome and will resolve in sometime. If they don’t, consult your doctor.

How is Jenvac Vaccine administered?

Jenvac Vaccine should be administered under the supervision of a trained healthcare professional or a doctor and should not be self-administered. It is usually given intramuscularly (into the muscle) in the thigh region of children and into the muscle of the upper arm while giving it to adults. Follow your doctor’s instructions carefully to get maximum benefit from Jenvac Vaccine.

Written by:
Dr. T. Sharmila Krishna
M.B.B.S., MD (Biochemistry)

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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