Optrex takes a deeper look into the causes of hay fever and how it affects the eyes and how to treat dry and itchy eyes.

What causes bloodshot eyes?

There are a number of dry eyes symptoms including irritation, dry or burning sensation when you blink. Optrex can help to reduce and reli...

Optrex's guide to understanding the extraordinary job of your eyes, understanding potential eye conditions and measures you can take to b...