[SAFETY AND EFFICACY OF INFLUENZA VACCINE IN PREGNANCY].

UNLABELLED: Only 22.7% of pregnant women are immunized against the flu virus, by the popular belief that the vaccine can cause the onset of the disease or other complications.

OBJECTIVE

To review the scientific evidence regarding the safety and efficacy of influenza vaccines in pregnant women.

METHODOLOGY: Literature review of the scientific literature.

RESULTS

Pregnant women and the fetus can have complications if they contract the flu. The influenza vaccine in pregnant women is effective in reducing flu boxes during pregnancy, and it is not observed any increase in adverse effects of the vaccine in mothers or children, compared with non pregnant women.

CONCLUSIONS

Vaccination is safe for pregnant women and fetus and is well tolerated. Therefore, vaccination is the safest and most effective method to prevent infection in any trimester.