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Generic name Yellow fever vaccination Yellow fever vaccine YEL-ohFEE-ver“YEL-oh-FEE”
Drug class: viral vaccines

What is YF-Vax?

YF-Vax is recommended to those who intend to reside within or visit regions in which there is evidence that yellow fever is believed to be present or who are at possibility of contact with this possibility of being exposed to the.This vaccine can assist in preventing yellow fever. The vaccine is administered by exposing you to a tiny amount of the virus. This triggers the body to build immunity to the illness. The vaccine cannot treat an active disease that has already gotten worse within your body.It is recommended that you receive the vaccine at the earliest 10 days before your arrival in a region in which you could be exposed to the disease.It is also recommended for those who work in a laboratory for research and could be exposed to the yellow fever virus by accidental needle-stick injuries or the inhalation of droplets of virus that are within the air.As with all vaccines, YFVax is not guaranteed to protect against all types of illnesses.

Side effects of YF-Vax

Take immediate medical attention. If you are experiencing symptoms that indicate an allergic reaction, such as itching, wheezing, chest tightness, trouble breathing, or swelling of your lips, face, or tongue,It is not recommended to be given a booster vaccination in the event of an allergic reaction that was life-threatening after the first vaccination. Be aware of any side effects that manifest within 30 days of the time you received the vaccine. If you require an additional dose, it is important to inform your doctor whether the shot you received before had any negative side effects.

Contact a doctor immediately in the event that you exhibit any of these symptoms comparable to yellow fever. These symptoms could happen within 10 days following vaccination:

  • Fever, headache, confusion, and extreme tiredness;
  • Muscle pain or weakness;
  • Feeling lightheaded, similar to feeling like you've passed out;
  • Easily bleeding, unusual bruising;
  • Very little or no urine;
  • Vomiting, nausea, hunger loss, and jaundice (yellowing of the eyes or skin).

Being infected by yellow fever is more harmful for your health than getting this vaccine. But, as with all medicines, this one can trigger negative side effects; however, the risk of serious adverse side effects is very low.

Get in touch with your doctor immediately. If you experience one of the following extremely rare adverse reactions after 10 days of receiving the vaccine:

  • Vomiting and sensitivity to light
  • Extreme tiredness, neck stiffness, seizure;
  • Issues with breathing, walking problems with swallowing, speech vision, eye movement
  • Sensation of weakness or discomfort in your toes or fingers;
  • Extreme pain (especially at night)
  • The loss of bladder control.

The risk of serious side effects is more common in older people.

Common negative effects of YF-Vax could include:

  • Fever;
  • Vomiting, nausea;
  • Headache;
  • Muscle or joint pain
  • Weakness or fatigue tiredness or weakness
  • Redness, swelling, pain, or a lump (induration) in the area where the infection occurred

It's not a comprehensive listing of all negative results. Other side effects could occur. Consult your physician for advice regarding the medical effects of a vaccine. You can report any adverse reactions to the US Department of Health and Human Services by calling 1-800-822-7967.

Similar or related drugs

Yellow fever vaccine, Stamaril


You shouldn't get a booster shot in the event of an allergic reaction that could be life-threatening following your first shot.

Before you take this drug

You shouldn't get this vaccine if you have ever experienced a life-threatening adverse reaction when you received a vaccine like YF-Vax or if you are suffering from:

  • An an to chicken or eggs proteins;
  • Cancer, leukaemia, and lymphoma;
  • A weakened immune system that is caused by illness (such as cancer, HIV, and AIDS) or by taking certain medications, such as steroids.
  • A disorder like myasthenia gravis
  • A tumour or disease in the gland of the thymus, or if your thymus is surgically removed,
  • If you've had an organ transplant,

Children who are younger than 9 months old should not be enrolled in YF-Vax.If you're at a higher probability of being exposed to yellow fever, then you may be required to get the vaccine regardless of whether you suffer from an allergy to chicken or egg products. The doctor will give you the vaccine in tiny doses to prevent the possibility of an allergy.In some cases, a physician or health official could decide that an adult aged 60 or more should be prescribed the tax called YF-Vax.

Inform your doctor if you were ever diagnosed with:

  • A seizure;
  • A neurologic disorder or condition that affects the brain (or was the result of a previous vaccination);
  • A blood clotting or bleeding disorder, such as haemophilia
  • Guillain-barre syndrome

It is still possible to receive the vaccine even if you've got a mild illness. If you have an even more serious illness, like a fever or other form of infection, wait until you are better before obtaining the vaccine.The effects of vaccines could be detrimental to the unborn baby and, therefore, should not be administered to a pregnant woman. However, giving the mother a vaccine could be more harmful for the baby if she develops a condition that this vaccine can stop. Your doctor will determine if you are eligible for this vaccine, particularly in cases with a high probability of developing yellow fever.Consult a physician to determine whether it is safe to breastfeed your child after having received this vaccination. Do not give birth to a baby if the infant is under 9 months of age.

Details on dosage

This vaccine is administered by injection under your skin. The injection is administered in a physician's office or in a different clinic.The one-dose yellow fever vaccination offers long-lasting protection to the majority of people. A second dose could be administered to those who do not have a sufficient immune system and continue to be exposed to yellow fever. Your personal booster schedule could differ from these guidelines. Follow the instructions of your doctor or the schedule suggested by your health care provider in the area or the Centres for Disease Control and Prevention (CDC).

After you have received the vaccination, After receiving the vaccination, you will receive an International Certificate of Vaccination (yellow card) at the location where you received your YFVax. This card will be required to prove your vaccination in order to be able to travel to certain countries. The card is valid for 10 days following the date you received the vaccination. It will be valid for a period of 10 years.YFVax could cause false results in tests to determine rabies or Japanese encephalitis. Let any doctor tell you that you recently took this medication.As well as receiving YF-Vax, wear protection clothes, insect repellents, and mosquito nets around your mattress to avoid mosquito bites that can cause you to contract yellow fever.If you are still travelling or living in areas that have yellow fever as a common occurrence, it is possible to get a booster dose of the yellow fever vaccine at least 10 years after your first dose.

Do I be concerned if I miss a dose?

Consult your physician. If you have received this vaccine for less than 10 days before your arrival in a region, that could expose you to yellow fever.

What will happen if I take excessively?

A high dose of this vaccine is not likely to occur.

What should be avoided?

Follow the instructions of your physician regarding any dietary restrictions on drinks, foods, or activities.

Interaction with other drugs

Before you receive this vaccine, inform your doctor about any other vaccinations you've received.

Tell your doctor if you've recently taken medication or received treatments that can weaken your immune system, for example:

  • Steroid medicine;
  • Treatment for cancer;
  • Medicines to treat the symptoms of psoriasis, rheumatoid arthritis, or other auto-immune disorders and
  • Drugs that treat the risk of organ transplant rejection.

This list isn't exhaustive. Other medications can influence this vaccine, such as prescription and over-the-counter medicines, vitamins, and herbal products. The possible interactions between these are not all included in this guideline for medication.