Jenvac Vaccine

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.

Common 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.

Before 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.

Prevention of Japanese Encephalitis

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

Jenvac Vaccine is a vaccine. It helps develop immunity by initiating a mild infection. This type of infection does not cause illness, but it does stimulate the body’s immune system to produce antibodies to protect against any future infections.

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Jenvac Vaccine is given to prevent Japanese encephalitis (infection of the brain).

Tell your doctor if you have a fever or infection of any type before taking Jenvac Vaccine.

Inform your doctor if you have a bleeding or blood clotting disorder.

Inform your doctor if you are taking certain medicines or receiving cancer treatments.

Japanese encephalitis is passed to humans by the bite of an infected mosquito, so be careful and try to avoid mosquito bites.

Mosquitoes that carry the Japanese encephalitis virus are most active in the evening. If you go out after sunset then wear long-sleeved clothing and trousers. Light colors are better, as they are less attractive to mosquitoes.

Always use mosquito nets while sleeping.

Try to avoid using mosquito coils as the smoke coming from them might be harmful to you and your kids at home.

Q. 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.

Q. How effective is Jenvac Vaccine?

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

Q. 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.

Q. 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.

Q. 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.

In Prevention of Japanese Encephalitis

Japanese encephalitis is an infection of the brain caused by the Japanese encephalitis virus (JEV), a virus spread by the bite of infected mosquitoes. In most cases, the infection is mild but in serious cases the symptoms may include headache, vomiting, fever, confusion and seizures. Jenvac Vaccine works by causing the body to produce its own protection (antibodies) against the virus. This vaccine is generally recommended for individuals who are traveling to areas where this infection is common. However, while traveling, use insect repellent, wear long-sleeved shirts and pants, treat clothing and gear, and get vaccinated before traveling, if vaccination is recommended for you.

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

Nausea

Muscle pain

Injection site reactions (pain, swelling, redness)

Headache

Fever

Fatigue

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.

Sinha A, Singh S. Immunization and Immunodeficiency. In: Paul VK, Bagga A, editors. Ghai Essential Pediatrics. 8th ed. New Delhi: CBS Publisher’s & Distributors Pvt Ltd.; 2013. p. 201.

Inactivated Japanese Encephalitis Virus Vaccine. view

Japanese encephalitis vaccine . Vienna Austria: Valneva Austria GmbH; 2009 . view