Since the sympathetic nervous system is responsible for increasing the rate with which the heart beats, by blocking the action of these nerves metoprolol reduces the heart rate and is useful in treating abnormally rapid heart rhythms. Medically Reviewed by a Doctor on 12/3/2014.
Other Symptoms. Other symptoms of a sinus infection include fever; headache, persistent cough; ear pain, pressure, or fullness; eyes may be red, bulging, or painful; and fatigue.
When you get a sinus infection, eye symptoms can occur. These include eye pain from sinus congestion near the eye and pressure on the eye from the maxillary sinuses. Sinus Infection and Eye Symptoms. When it comes to a sinus infection , eye symptoms are uncommon but can occur.