My eyes are blurring when i blink and when i again blink it gets corrected. I have consultdd an ophthalmologist, he said it is due to allergy and gave me drops. It was good but not crrct when i used the drops, now again my eyes are blurring when i blink.what is the reson for this? Is it a major problem? How to correct it . This problem is more severe at night and in day it is less severe. It does not pain me , its just my vision gets blurry.also my eye waters