Betnesol-N Eye/Ear Drops is a medicine used to treat bacterial eye or ear infections. It kills and prevents the growth of infection-causing bacteria in the eyes/ears. This way it relieves the symptoms and speeds up the healing process. Betnesol-N Eye/Ear Drops is to be used only in the affected eye or ear. Read the label carefully for instructions before you use the medicine. Use it in the exact dose and duration as advised by the doctor or as instructed on the label. Do not use too much or too little. Wash your hands before using this medicine. Complete your course even if you feel better. Stopping the medicine too early may bring back the infection.There is limited data available regarding the common side effects of Betnesol-N Eye/Ear Drops. However, it may cause temporary blurred vision or a burning sensation immediately after instilling the medicine. These are usually temporary and resolve with time. However, if they persist or get worse, inform your doctor.Inform your doctor if you have a known allergy to any of the ingredients in this medicine or if you are taking any other medication. It is advised not to drive or operate heavy machinery immediately after using this medicine, as it may cause temporary blurring of vision and may affect your ability to drive. In case of accidental contact with your nose or mouth, immediately rinse it with water.