Optipres eye drops are a medicine used to treat glaucoma. road High blood pressure in the eye. This helps reduce the pressure inside the eye. This helps treat glaucoma and high blood pressure in the eye. Optipres eye drops are only used in the affected eye. Read the label instructions carefully before using the medicine. Follow the specific dose and duration recommended by your doctor or as directed on the label. Wash your hands before using this medicine. Remove your contact lenses before putting them in and don't put them back in for at least 15 hours. The medicine enters the eyes within minutes of taking it.