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In a clinical trial involving about 300 people, the most common side effects after the Pfizer booster dose included: Pain, redness and swelling at the injection site. Fatigue. Headache. Muscle and ...
Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. [12] [13] New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. [12] While their effectiveness varies from year to year, most provide modest to high protection against influenza.
Some people don't experience any side effects beyond a sore, red arm, says Dr. Vukasinov, but others may get flu-like symptoms such as headache, fatigue or fever; most side effects will happen ...
Here are the most common potential side effects of each, according to the CDC. Common COVID-19 booster side effects: Pain, swelling and redness at the injection site. Fever. Chills. Headache ...
Polyvalent influenza vaccine. Polyvalent influenza vaccine is a type of influenza vaccine that provides immunity against more than one type of antigen. [1] In the second week after receiving the flu shot, the body's immune system is triggered by the antigens so the body starts producing antibodies. These antibodies help fight against influenza ...
“Flu shot reduces the risk of severe flu symptoms, hospitalization, ICU admission and death,” Dr. Riza Conroy, a family medicine physician at the Ohio State University Wexner Medical Center ...
Yes. “The influenza vaccine and the COVID-19 booster can be given at the same time,” says Amesh A. Adalja, M.D., a senior scholar at the Johns Hopkins Center for Health Security. “They have ...
September and October are ideal times to get the flu shot. But if you miss that window, it's still helpful to get it later in the cold-and-flu season, even through January or later. Read more: A ...