4BNT162b2 mRNA COVID-19 vaccine and semen: What do we know?
Soraya OlanaRossella MazzilliGerardo SalernoVirginia ZamponiMaria Grazia TarsitanoMaurizio SimmacoDonatella PaoliAntongiulio FaggianoPublished in: Andrology (2022)
In this study, no significant differences in spermatozoa parameters before and after vaccine inoculations were found. Furthermore, oxidative stress analysis,, the activity of the cell membrane, and IL-6, as a marker of inflammation, was not affected by the mRNA COVID-19 vaccine. These results suggest that this vaccine is safe for male semen quality.