Prostaglandin analogs may cause changes in iris color and eyelid skin, growth of eyelashes , stinging, blurred vision , eye redness, itching, and burning. Beta blockers' side effects include low blood pressure , reduced pulse rate , fatigue , shortness of breath, and in rare occasions, reduced libido and depression . Alpha agonists can cause burning or stinging, fatigue, headache , drowsiness , dry mouth and nose , and also they have a higher likelihood of allergic reaction. Carbonic anhydrase inhibitors may cause stinging, burning, and eye discomfort. 
Contact lens wear can be an inflammatory influence under normal circumstances, but an alreadysensitized cornea can show rebound inflammation if proper steps aren’t taken. It is imperative to use the immunosuppressive benefits of steroids with a slow taper as contact lens wear is resumed, or the patient will suffer setbacks and require multiple office visits. We typically restart limited contact lens wear when the rehabilitating cornea can tolerate a limited steroid dosage of once to twice daily.