You should place the person in recovery position and then
activate the EMS.
One of the positions that are used for first aid treatment is
recovery position, in which a person is in such a way that your body is like in
three-quarters prone position. When a person in unconscious or not breathing normally, place
the person first in this position and then start further procedure.
Sinus infections happen when fluid builds up in the air-filled pockets in the face (sinuses), which allows germs to grow. Viruses cause most sinus infections, but bacteria can cause some sinus infections.