Viagra blue vision
Therefore, the effects of sildenafil on the visual system have been investigated in a wide variety of clinical and preclinical studies. How does a pill that's supposed to help men maintain an erection cause them to see the world as too . Feb 12, · One of the lesser-known side effects of Viagra is blue-tinted vision. In humans, perfect vision is a visual acuity of 20/ The first number in 20/20 refers to the distance at which a person can see a particular object in daylight; the second number refers to the dista. Some men in a recent study had persistent, blue-tinted vision after taking sildenafil, the active ingredient in Viagra. Save Time & Money and Get Your ED Meds Prescription & Refills Online. Free & Private Online Consultant with Real Doctors. Discreet Packaging. Reliable E.D. Meds Shipped Discreetly. They will be understandably confused as to how a medicine meant to increase blood flow to their insides is. Certain people who take the drug will find themselves with cyanopsia - blue tinted vision. They will be understandably confused as to how a medicine meant to increase blood flow to their insides is. Certain people who take the drug will find themselves with cyanopsia - blue tinted vision. But there's no evidence that Viagra causes eyedamage, even in. Jan. 8, -- For men taking Viagra, an unnerving side effect -- light sensitivity, bluish-colored vision-- has been a concern. However, a recent study. Sildenafil is commonly used to treat erectile dysfunction and is generally regarded as safe with limited side effects. 20/2. In optometry, 20/15 vision is considered to be above average in terms of eye sight. By most metrics, 20/15 is the best vision rating that a person can receive and is even better than 20/20 vision.