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'Repeated influenza vaccination may reduce flu severity'

Press Trust of India  |  London 

Repeated for may reduce the severity of the and hospital admissions in older adults, a study has found.

Researchers in looked at the effect of repeated in the current and three previous seasons in people aged 65 years and older admitted to 20 Spanish hospitals in 2013/14 and 2014/15.

They found that repeated was twice as effective in preventing in people admitted to hospital for the virus, compared with nonsevere cases.

This effect was consistent regardless of season, subtypes or age of patient, researchers said.

"Repeated for influenza was highly effective in preventing caused by influenza in older adults," said from Instituto de Salud Publica de Navarra in

The study published in Journal adds to findings from previous research that shows influenza vaccination reduces severity of the

"Because severe cases of influenza may be prevented by two mechanisms, the effectiveness of vaccination against may be greater than that for mild cases, and the benefit of influenza vaccination may be greater than that estimated in previous studies, researchers said.

"The prevention of caused by influenza was observed mainly in patients who were vaccinated in both the current and previous seasons, which reinforces the recommendation of annual vaccination for influenza in older adults," they said.

(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)

First Published: Mon, January 08 2018. 17:40 IST