Follow your doctors instructions when using Paristin Eye Drop Use it regularly at the prescribed intervals and do not skip any doses Even if you start feeling better complete the full course of treatment Stopping the medication too soon can cause the infection to come back or worsen Paristin Eye Drop is effective against many types of bacteria but it will not work for viral eye infections or other types of eye infections Therefore only use this medication if it has been prescribed by your doctor Using antibiotics unnecessarily can reduce their effectiveness in the future Some common side effects of this medication include temporary eye irritation and stinging after administration If these side effects persist or if your condition worsens consult your doctor Seek immediate medical help if you experience a rash itchy skin swelling of the face and mouth or difficulty breathing Do not wear contact lenses while using Paristin Eye Drop or during a bacterial eye infection If you are pregnant or breastfeeding consult your doctor before using this medication Your doctor may also monitor you with regular blood and urine tests during treatment