Call your doctor if you experience any of the following:Change in iris colorCrossed eyesDark spot in the center of your field of visionDifficulty focusing on near or distant objectsDouble visionDry eyes with itching or burningEpisodes of cloudy visionExcess discharge or tearingEye painFloaters or flashersGrowing bump on the eyelidHalos (colored circles around lights) or glareHazy or blurred visionInability to close an eyelidLoss of peripheral visionRedness around the eyeSpots in your field of visionSudden loss of visionTrouble adjusting to dark roomsUnusual sensitivity to light or glareVeil obstructing visionWavy or crooked appearance to straight lines