Flu shots: Repeated influenza vaccination aids in preventing severe flu in seniors

Repeated vaccination for influenza in seniors reduced the seriousness of herpes and reduced hospital admissions, found new information printed in CMAJ (Canadian Medical Association Journal)

A person receives the seasonal influenza vaccine (flu shot). Imahe/NIAIDAn individual receives the periodic influenza vaccine (flu shot).
Imahe/NIAID

A group of Spanish researchers checked out the result of repeated influenza vaccinations in the present and three previous seasons in people aged 65 many older accepted to twenty Spanish hospitals in 2013/14 and 2014/15 to find out whether repeat vaccination reduced severe influenza.

They found repeated influenza vaccination was two times as good at stopping severe influenza in people accepted to hospital for that virus, in contrast to nonsevere cases, which this effect was consistent no matter flu season, virus subtypes or chronilogical age of patient.

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“Repeated vaccination for influenza was impressive in stopping severe and fatal infection brought on by influenza in seniors,” write Dr. Itziar Casado and Dr. Jesús Castilla, Instituto de Salud Pública de Navarra, Pamplona, The country, with coauthors.

The research contributes to findings from previous research that shows influenza vaccination reduces harshness of the condition.

“Because severe installments of influenza might be avoided by 2 mechanisms, the potency of vaccination against severe influenza might be more than that for mild cases, and the advantage of influenza vaccination might be more than that believed in the past studies. Preventing severe and fatal infection brought on by influenza was observed mainly in patients who have been vaccinated both in the present and former seasons, which reinforces the recommendations of annual vaccination for influenza in seniors,” the authors conclude.

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