Influenza (Seasonal) - World Health Organization (WHO)
The vaccine may be less effective in older people, but it will make the illness less severe and reduces the chance of complications and death. Vaccination is especially important for people at high risk of influenza complications and their carers. Annual vaccination is recommended for: pregnant women; children aged 6 months to 5 years; people ...
Recommendations announced for influenza vaccine composition …
Feb 23, 2024 · The World Health Organization (WHO) today announced the recommendations for the viral composition of influenza vaccines for the 2024-2025 influenza season in the northern hemisphere. The announcement was made at an information session after a 4-day meeting on the Composition of Influenza Virus Vaccines. The meeting is held twice annually, once for the …
Global Influenza Programme - World Health Organization (WHO)
Selection of vaccine viruses. Vaccine virus selection has been conducted by the WHO Global Influenza Surveillance and Response System (GISRS) since 1973. National Influenza Centres (NICs) of GISRS conduct virological surveillance at national level with more than 600,000 clinical specimens tested annually since 2007.
Afluria 2024-2025 injection Uses, Side Effects & Warnings
Flu vaccination typically reduces the risk of flu illness by between 40% and 60% during seasons when the flu viruses are well-matched to the flu vaccine. But if you are infected with the virus, the vaccine reduces your chances of getting the flu and passing it on to others and lessens the severity of symptoms, hospitalizations and death.
Influenza virus vaccine, inactivated Interactions - Drugs.com
Influenza virus vaccine, inactivated Interactions. There are 295 drugs known to interact with influenza virus vaccine, inactivated, along with 4 disease interactions. Of the total drug interactions, 1 is major, 289 are moderate, and 5 are minor.
What are the side effects of the flu shot? - Drugs.com
Aug 28, 2024 · The flu vaccine will not give you the flu but may cause mild flu-like symptoms, such as a headache, a slight fever, muscle aches, and nausea. These usually go away within a few days. People who are prone to fainting may faint when they are administered the flu shot, just like they would with any other vaccine. Allergic reactions:
Flu Shot (Vaccine) for Adults - What You Need to Know - Drugs.com
Dec 2, 2024 · You may need to wait to get the flu shot, or instead get the nasal flu vaccine. Tell your healthcare provider if: You had an allergic reaction to a flu shot or any part of it. You are sick or have a fever of 101°F (38.3°C) or higher. What are the risks of the flu shot? The vaccine may cause mild symptoms, such as a fever, headache, and muscle ...
5 myths about the flu vaccine - World Health Organization (WHO)
Fact: Several flu viruses are circulating all the time, which is why people may still get the flu despite being vaccinated since the vaccine is specific to one strain. However, being vaccinated improves the chance of being protected from the flu. This is especially important to stop the virus affecting people with vulnerable immune systems.
Influenza vaccination – 7 things to know - World Health …
Oct 21, 2018 · The influenza vaccine is the best tool we have for preventing influenza and reducing the risk of serious complications and even death. The effectiveness of the vaccine can vary from year to year, depending on the types of influenza viruses circulating and how well these match the vaccine.
Types of seasonal influenza vaccine - World Health Organization …
May 13, 2010 · Two types of influenza vaccine are widely available: inactivated influenza vaccines (IIV) and live attenuated influenza vaccines (LAIV). Traditionally, influenza vaccines (both IIV and LAIV) have been produced to protect against 3 different seasonal influenza viruses (also called trivalent vaccines).