Yes, the eyes care connected to the throat. That is why you feel the taste of the eye drops in the throat when you use the eye drops in your eyes. In addition, the nose part is also connected with eyes. If you have any problems in throat or nose, your eyes may get affected. That is why a lot of people get the eye problems because of the sinus infections. Now a lot of people get the rhinitis which is a chronic inflammatory long-term stimulus nasal mucosa in local congestion. You should now pay attention to rest and nutrition. It is best to drink water more, increasing exercise to improve resistance to prevent colds and infection. Or else, the nose problems will cause your eyes problems, too. You should exercise your body to improve the whole constitution to prevent from the cold which will cause the eye problems through the nose or throat.