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VAERS is a postmarketing surveillance program, collecting information about adverse events (possible harmful side effects) that occur after administration of vaccines to ascertain whether the risk–benefit ratio is high enough to justify continued use of any particular vaccine.
The Vaccine Adverse Event Reporting System (VAERS) is a passive surveillance program administered jointly by the Food and Drug Administration (FDA) and the Centers for Disease Control and Prevention (CDC). [38] VAERS is intended to track adverse events associated with vaccines.
As with all medications, vaccines are continually monitored for safety, and like any medication, vaccines can cause side effects. The side effects of vaccination are typically minor and go away within a few days. There is a risk that the child could have a severe allergic reaction, but these reactions are rare.
In the original clinical trials for Pfizer-BioNTech's COVID-19 vaccine, for example, less than half of study participants reported side effects, but the shot worked well for the vast majority of ...
Here’s what you should know about the side effects of the latest vaccine and how to minimize them. ... children and people who work in schools, daycares and health and residential care ...
Having side effects after getting a COVID-19 vaccine are a sign that your immune system is responding, experts say. ... Lighter Side. Medicare. new; News. Science & Tech. Shopping ...
The FDA requires that all new vaccines first be tested in laboratory settings and on animals, [2] and must then carry out a series of increasingly stringent tests in human subjects. [3] Once vaccines are introduced to the market, the FDA regularly inspects their production facilities, tests their quality, and receives reports of adverse reactions.
The Centers for Disease Control and Prevention warn that side effects of the Pfizer and Moderna vaccines—plus the Johnson & Johnson vaccine which was recently paused due to the risk of blood ...