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Doctor insights on: Flu Vaccine Conjunction Oseltamivir Symptoms

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Should a flu vaccine be taken in conjunction with oseltamivir when symptoms first occur?

Should a flu vaccine be taken in conjunction with oseltamivir when symptoms first occur?

?Expectations?: Being vaccinated at the time you believe you are developing the flu has an interesting benefit, but is unlikely to help with the initial illness.The body will require 2-3 wks to develop a protective antibody level after vaccination. As dr diamond stated, you might not have the flu, yet even if you do, the vaccine helps build protection from other strains you could catch that season. ...Read more

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Flu Shot (Definition)

Also known as influenza vaccines, flu shots are given out once a year to protect against the flu. The flu shot stimulates the immune system to build antibodies to three or four strains of flu viruses in the hopes that it will offer protection from the current strains present in the community. Each year the Centers for Disease Control (CDC) monitors the strains of Influenza globally and incorporates the appropriate antigens in the new vaccine. For best protection the vaccine ...Read more


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Got the flu and on tamiflu (oseltamivir). Fever 2 degrees above norm. How long will fever typically last? I did have my flu shot. Tx

Got the flu and on tamiflu (oseltamivir). Fever 2 degrees  above  norm. How long will fever typically last?  I did have my flu shot.  Tx

Shortens duration: A flu shot may not have been the one for the strain of virus you have. Taking tamiflu (oseltamivir) before can ward of the flu, and if taken right away usually it shortens the duration of symptoms. Feel better! ...Read more

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Flu like symptoms after flu vaccine. Is this contagious?

Flu like symptoms after flu vaccine. Is this contagious?

Depends: If you had the nasal product this is a living virus and you could pass the "vaccine strain" to others.This might produce mild or no symptoms if passed. There is no way that you get or pass the injectable flu vaccine.It is a dead virus.If you had symptoms it is due to a reaction to getting the vaccine, not a flu. ...Read more

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How likely is it to develop flu-like symptoms from the flu vaccine?

How likely is it to develop flu-like symptoms from the flu vaccine?

...: The flu vaccine is well tolerated by most people. It is effective in preventing illness along with good hand hygiene. The centers for disease control is a good reference site to learn more: http://www.Cdc.Gov/flu/protect/keyfacts.Htm http://www.Cdc.Gov/flu/protect/vaccine/index.Htm. ...Read more

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What are the symptoms of the real flu for a teenager who did get the flu vaccine?

What are the symptoms of the real flu for a teenager who did get the flu vaccine?

Fever, cough, aches: Influenza is characterized by the rapid onset of a fevers around 102, a non-productive, severe cough and marked body aches. Sometimes there can also be symptons of diarrhea with the recent h1n1, but less commonly with other influenza viruses. A flu shot is only 70% protective and immunity starts to decline 16 weeks after vaccination. ...Read more

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What are the side effects of swine flu vaccine how long it will take to appear the symptoms?

What are the side effects of swine flu vaccine how long it will take to appear the symptoms?

Very little: long list of potential-side effects , in reality and practically very little side effects local pain and mild fever possible for 1-2 days ...Read more

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18 month old got her vaccines that were due and a flu shot 10 days ago. Now she is breaking out in hives. No symptoms or diet change. Related?

18 month old got her vaccines that were due and a flu shot 10 days ago.  Now she is breaking out in hives.  No symptoms or diet change.  Related?

Possible: It is usually not the killed virus itself but what may be added to the vaccine which can cause an allergic reaction. For example, some vaccines do contain small amount of gelatin to which a few people may have become allergic. ...Read more

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Dr. Samuel Graitcer
218 doctors shared insights

Oseltamivir (Definition)

The brand name is tamiflu (oseltamivir). It is a prodrug, which means it is inactive until metabolized by a person's body into the active form. It blocks neuraminidase, an enzyme in influenza virus; by doing this, it prevents the flu virus from detaching from the host cell and slows the spread of the virus. It comes in a tablet form, as ...Read more


Dr. Heidi Fowler
1,889 doctors shared insights

Flu (Definition)

The flu, otherwise known as influenza, is a viral infection of the nose and throat. Symptoms of influenza include fever, chills, runny nose, muscle aches, fatigue, malaise, headaches, and coughing. Children with the flu often have nausea and vomiting as well. Some strains of the flu are preventable by getting a yearly flu ...Read more