http://myculturedpalate.com/blog/2013/03/11/tea-bags-a-natural-remedy-for-pink-eye/
or http://altmedicine.about.com/od/healthconditionsdisease/a/pinkeye.htm
Chamomile is also used in folk medicine to treat pink eye. Brewing a cup of chamomile tea, removing the tea bag and allowing it to cool, and placing the bag over your infected eye may help alleviate irritation.
Quite a number of pink eye patients claim that tea bags work especially well for most sore eyes cases, specifically the black tea bags. This solution may also be combined with some amount of honey.