Ethos NAC Bright Eyes Drops for Glaucoma Safe and Natural Treatment Since 2000 Ethos Heavenly Eye Drops for Glaucoma can be used safely to improve your vision if you suffer from 'closed angle' or acute glaucoma. These conditions progress slowly, hence the 'sneak thief of vision' nickname. If you have been diagnosed with 'open-angle or chronic glaucoma and angle-closure which can appear suddenly with side effects including bad headaches our eye drops will save you costly optician bills and lots of doctor or hospital appointments. Recommended Usage: The suggested use of Bright Eyes NAC Ethos Heavenly Glaucoma Eye Drops is one drop hourly. Do not exceed over 6-7 drops in one eye a day. For general maintenance, once you have seen a significant improvement in your vision is two drops daily in the affected eye. Storage: Bottles should be stored in a cool dark place or in the refrigerator. Please keep out of reach of children. Diagnosis of Glaucoma should be done by a professional ophthalmologist or doctor. If you suspect that you may have glaucoma, we highly recommend an eye test as soon as possible before the condition worsens, and then regular eye examinations.