Please do not use Dortas Eye Drop if the seal is broken prior to your first use It is important to wash your hands before using the drop and remember to shake the bottle well before each use If you wear contact lenses make sure to remove them and wait for at least 15 minutes before reinserting them It is crucial not to discontinue the use of this medication without consulting your doctor as it may result in uncontrolled eye pressure and potential damage to your vision The most commonly reported side effects of Dortas Eye Drop include blurred vision and a bitter taste in the mouth Occasionally individuals may experience more general effects such as headaches nausea tiredness or eye irritation If your vision becomes blurred or you notice any other changes in your eyesight refrain from driving until your vision has cleared up If you have severe kidney problems or are allergic to sulphonamide medications please avoid using this medicine Prior to taking it discuss with your doctor if you have liver issues dry eyes or cornea problems Only use other eye medications if specifically advised to do so by your doctor