Yes, it could go away as time goes by. But it is better for you to find out the cause of your pink eye and so that you can take some actions to help it heal up faster. Pink eye is the inflammation of conjunctivia which is the doom-shaped protective covering in eyes. It might be caused by allergies, bacterial infection or viral infection. Pink eye gives the patients red sclera part of eyes, increased sensitivity to light, strong foreign body sensation, pain in eyes, discharge in eyes and blurry vision. Allergic reaction comes and goes very soon. It is not contagious. As long as you get away from the allergens, it will go very fast.