It's Flu Shot Time
  Contributed by: Tom Ferguson, Pharm.D. Candidate
                        UMKC School of Pharmacy

It is that time of year again to think about getting your flu shot.  The flu season usually runs from November to April.

Influenza is a contagious respiratory illness caused by the influenza virus that can be mild to severe, or possibly deadly.

The flu usually comes on suddenly with the following "flu-like" symptoms:

  • High fever
  • Headache
  • Extreme tiredness
  • Muscle aches
  • Sore throat
  • Dry cough
  • Runny/stuffy nose
  • Nausea, vomiting, diarrhea

For most people, the flu only lasts a few days, but for some it can lead to pneumonia and can be very dangerous if you have heart or breathing conditions.  It can also cause high fevers and seizures in children.

The influenza vaccine can prevent influenza.

Who should get vaccinated?
  • All children 6 months to 5 years of age
  • Anyone 50 years of age or older
  • Women who will be pregnant during the flu season
  • Anyone with long-term health problems such as:
o Heart disease
o Kidney disease
o Lung disease
o Asthma
o Diabetes
o Anemia
  • Anyone with a weakened immune system
  • Residents of nursing homes

  • Healthcare providers
  • Caregivers of:
o Children up to 5 years of age
o People 50 years and older
  • People living in dormitories or other crowded conditions
  • Anyone who wants to decrease the likelihood of contracting influenza or spreading it to others

When should you get vaccinated?
Try to get vaccinated in October or November if possible.  This provides you with the best possible coverage since the flu season normally peaks in January or February.

What is the flu vaccine?
There are two types of influenza vaccine:
  • Inactivated
o This form is inactivated because the virus has been killed
o This is the "flu shot" that is injected into the muscle of your arm
  • Live, Attenuated (LAIV)
o This form is made of broken strands of the virus
o This is the nasal spray vaccine

Which type of vaccine should you get?
  • Inactivated "flu shot":
o Children 6 months to 5 years
o Adults 50 years or older
o People with long-term health problems
o Anyone with a weakened immune system
o Pregnant women
  • Live, Attenuated (LAIV):
o Healthy people age 5 to 49 who are not pregnant

Talk to your doctor if:
  • You have a severe egg allergy, or

are allergic to any other component of the influenza vaccine

  • You had a severe reaction to a previous influenza vaccination
  • You are moderately or severely ill
  • You ever had a severe paralytic illness known as Guillain-Barre Syndrome

What are the risks of vaccination?
The influenza vaccine has a very small chance of causing serious harm or death.  The "flu shot" is composed of viruses that have been killed, so you
cannot get influenza from the vaccine.  However,  you may experience:
  • Mild problems such as fever, aches and redness at the injection site usually last only 1 to 2 days.
  • Severe problems such as allergic reactions and behavioral changes are extremely rare, but usually happen very quickly after receiving the flu shot. 

If you experience a high fever, difficulty breathing, wheezing, hoarseness, hives, dizziness, or behavioral changes, get to your doctor as soon as possible.

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