Levitra Tablets in Pakistan can diminish blood stream to the optic nerve of the eye, causing unexpected vision misfortune. This has happened in few individuals taking Viagra or different medications like vardenafil. The majority of these individuals additionally had certain prior eye issues or hazard factors for vein issue, (for example, coronary illness, diabetes, hypertension, elevated cholesterol, coronary corridor sickness, smoking, or being more than 50 years of age). It isn’t certain whether vardenafil is the genuine reason for vision misfortune.