Oh, well for all intents are purposes, there is only one strain of the measles. One vaccinted you are vaccinated forever. (Depending on the vaccine, tetatnus is every 10 years.) But, there are thousands of strains of the flu. Once vaccinated you do stay vaccinated, but each year there are many, many brand-new flus. If you catch the flu you are immune to that strain forever too, which is why the old ones don't keep coming back. The flu vaccine is made to protect against the 3 or 4 that doctors predict will be the worse each season. It doesn't protect against them all and it can't protect against the new mutations that we will see next year. Hope this clears things up for you!
When you get the flu shot for the regular seasonal flu, it contains vaccine for the most likely viruses to be circulating at the time (based on scientific studies to predict) and that will protect you from those exact same forms of that virus for you for life. But the flu viruses can change form by mutation. If they mutate (and most flu viruses do so readily and often), then you will need a new shot the following flu season to protect against that new form of the virus, if it is expected to be still around where you are then.
The flu tends to be out infecting people mostly during a certain season in each area of the world. We call that our flu season and it is usually fall and winter in the US. So if you get the shot for this year, it will protect you for life against the exact same viruses in this year's vaccine, and you won't need a different shot that same year unless some new virus comes along unexpectedly (like Swine Flu did in 2009, making a second shot necessary). But in the next flu season when the viruses can have had time to mutate into very different forms, making a new vaccine to match the new strain for that season's shot is usually always required, but it will, again, protect you for at least that entire flu season before a mutation makes the vaccine no longer effective. Once the flu season is over, it usually isn't until the next year's flu season before a type of flu you weren't vaccinated for will be coming into your area again.
In the 2010-2011 flu season in the US the vaccination for the flu will contain H1N1/09 vaccine, so only one shot is needed this year.
Yes, it is very possible that he could contract measles without being protected with a vaccine.
it is possible because of the fact that it takes a couple of weeks for the vaccine to take affect.
There is no specific treatment for measles mainly because it is a viral infection and the management is usually of the symptoms. Sometimes antibiotics are given to manage bacterial complications accompanying measles such as pneumonia. It is best to get vaccinated against measles with the MMR vaccine (measles, mumps, rublla) which will prevent you from having measles in the future.
The vaccine and previous exposure stimulate antibody-producing memory B cells. These stick themselves to specific receptors to block the foreign invaders from attacking the body.
Vaccines prevent only the infectious diseases that they were made to prevent. For example, a vaccine for one type of flu will prevent that type of flu, but you may still get other types if you are not also vaccinated for them. This is why the seasonal flu vaccine usually contains vaccine for the three most likely types of flu that are expected to circulate at the next flu season. There are vaccines for the various types of influenza, for other viral diseases like measles, mumps and polio and for a very limited number of bacterial disease such as one common type of bacterial pneumonia. See the related questions below for more information about how vaccines work.
Measles vaccine should not be given to a pregnant woman, however, in spite of the seriousness of gestational measles.
yes there is
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Measles, Mumps, Rubella.
Its a 3in1 vaccine to protect against childhood illnesses measles, mumps and rubella measles, mumps, rubella vaccine
Hepatitis B vaccine is safe and effective on 50 percent of all patients who are vaccinated.
The combined vaccine for measles, mumps, and rubella (MMR) was claimed to cause autism or bowel disorders in some children.