[link|http://www.netdoctor.co.uk/medicines/100002958.html|Side effects]

Medicines and their possible side effects can affect individual people in different ways. The following are some of the side effects that are known to be associated with this medicine. Because a side effect is stated here, it does not mean that all people using this medicine will experience that or any side effect.

* Irritation in area of use

* Inflammation of the lining of the eye, causing pain and redness (conjunctivitis)

* Swelling of a small area (local oedema)

* Stinging and blurring of vision

* Watering eyes (lacrimation)

* Raised pressure inside the eye

* Red eye due to excess blood supply (hyperaemia)

The side effects listed above may not include all of the side effects reported by the drug's manufacturer.
You could be allergic to something in the drops.