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Doctor insights on: Influenza Vaccine Flu Shot

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Why do you have to get vaccinated with the influenza vaccine (flu vaccine) every year?

Why do you have to get vaccinated with the influenza vaccine (flu vaccine) every year?

Influenza vaccine: Influenza virus changes each year therefore every year new vaccines are made to cover the most likely circulating strains of the virus. ...Read more

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Dr. Zahid Niazi
2 doctors shared insights

Influenza (Definition)

Influenza is a viral respiratory infection that causes cough, fever, chills, sore throat, muscle aches and headache. While most healthy people suffer few complications from the flu, it can be deadly for pregnant women, babies and children, the elderly and those with weak immune systems. That's why it's so important to get the flu shot to protect yourself ...Read more


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How good are the preservative free flu vaccine?And what's the difference from the regular flu shot?

How good are the preservative free flu vaccine?And what's the  difference from the regular flu shot?

Any flu shot better : Than none. Thimerosal is preservative used in multi-dose vials of flu vaccines while single-dose vials are preservative free. Other than that, there is no difference between the actual active flu shot. The preservative is used to prevent contamination when a multi-dose vial is punctured several times. Check out http://www.Mayoclinic.Com/health/complex-regional-pain-syndrome/ds00265 for more info. ...Read more

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Is it still recommended to get a flu shot and the swine flu vaccine?

Is it still recommended to get a flu shot and the swine flu vaccine?

H1N1 vaccine (swine): The most recent (last 2 yrs) have had the h1n1 strain as part of the regular flu shot in the us. There would be no benefit in seeking out older single strain h1n1. ...Read more

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Can someone tell me if the h1n1 (swine flu) vaccine is the only flu shot available now?

Can someone tell me if the h1n1 (swine flu) vaccine is the only flu shot available now?

Confusing question: The h1n1 is one of three or four strains in the flu vaccine prepared for the 2013-2014 season. It is also the predominant strain responsible for most serious cases of flu this year. The single strain h1n1 flu vaccine was only produces during the 2009 season when the strain emerged in the preseason(april) but was not in the regular vaccine produced that year. ...Read more

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Ok so I have the influenza B virus had flu shot so has my 5 year old so if she did contract it would symptoms be milder?

Ok so I have the influenza B virus had flu shot so has my 5 year old so if she did contract it would symptoms be milder?

MAYBE: Every year a number of flu strains circle the globe and various sites keep track and report their activity. Vaccine makers pick 3-4 strains in early spring to put in the fall shot, based on those with the most activity.Too many strains would weaken the individual strength against each strain.With luck, the vaccine will boost general flu immunity enough to make it mild for those who get it anyway ...Read more

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There are over 200 strains of the influenza virus. How many of those does the flu shot prevent?

There are over 200 strains of the influenza virus. How many of those does the flu shot prevent?

2014 – 2015 Flu Shot: Trivalent works against 3 influenza viruses – Influenza A viruses (H3N2 & H1N1) & 1 influenza B virus. Quadrivalent & the live attenuated Influenza vaccine work against these & a second influenza B virus. ...Read more

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Had flu shot in mid november -- tested positive for influenza a after a very mild illness. How did i get the flu? Am 22 weeks pregnant.

Had flu shot in mid november -- tested positive for influenza a after a very mild illness. How did i get the flu? Am 22 weeks pregnant.

Aprox 80% effective: First the flu shot takes 3 weeks to build full immunity so next year take it late october this way when the season starts ( nov in the ne) you are ready. Influenza affects about 20% of the population an the vaccine gives about 80% immunity if correctly paired to the current strain. In your case you did get flu but had some immunity since it was mild. Stay hydrated! ...Read more

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How soon after a tetanus shot is it safe to get a flu vaccine?

How soon after a tetanus shot is it safe to get a flu vaccine?

Right away: The tetanus vaccine and influenza vaccine are not live vaccines and should, therefore not interfere with your immune systems' response to each individual vaccine. ...Read more

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Does it matter which flu vaccine a child with ADHD (takes methylin ER daily) receives? Shot or mist?

Does it matter which flu vaccine a child with ADHD (takes methylin ER daily) receives? Shot or mist?

It does not matter: Both work very well. There is limited data to suggest that FluMist might work a little better. Another upside is no injection, but if you want to have FluMist administered and covered by insurance, certain plans do not cover it. Check first. ...Read more

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Dr. Mark Diamond
1,031 doctors shared insights

Vaccinations (Definition)

Latin word for cow, vacca, because of the smallpox/cowpox work of edward jenner, vaccination is the administration of a substance, live organism or otherwise, that stimulates the immune response to prevent a specific disease. Primarily a preventative procedure, some vaccines can ...Read more


Dr. Heidi Fowler
1,823 doctors shared insights

Flu (Definition)

Flu is also known as Influenza. Influenza (aka "flu") is a contagious respiratory viral illness that can cause mild to severe illness including death. There is treatment available to decrease symptoms, but it is better to prevent the flu is by getting ...Read more