Ask a doctor before use if you have narrow angle glaucoma. When using this product pupils may become enlarged temporarily, overuse may cause more eye redness, remove contact lenses before using, do not use if this solution changes color or becomes cloudy, do not touch tip of container to any surface to avoid contamination, replace cap after each use. Stop use and ask a doctor if you feel eye pain, changes in vision occur, redness or irritation of the eye lasts, condition worsens or lasts more than 72 hours. If pregnant or breast feeding, ask a health professional before use. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away. Do not use if Visine imprinted neckband on bottle is broken or missing.