Viagra could make you colour blind! Erection drug leaves 31-year-old man with red-tinted vision

[السياسي]

An unnamed patient in New York has not been able to cure the red vision he has had for over a year since he took 'much more' than the recommended dose of sildenafil – the active ingredient in Viagra.

https://www.dailymail.co.uk/health/article-6230793/Viagra-make-colour-blind-Erection-drug-leaves-31-year-old-man-red-tinted-vision.html?ns_mchannel=rss&ito=1490&ns_campaign=1490 ]قرااء المزيد ..... [/url]