I work at school. We already have two employees sick with pneumonia, y…

I work at school. We already have two employees sick with pneumonia, you know. They say everything is fine, we're working in person. But I'm scared already with such negligent management about my health. Can a pregnant woman take some sick leave or negotiate with the clinic? I've already had enough, only with antiseptic sprays except for not spraying them in my mouth!)))