Dorzonol-T Eye Drop is a medication used to treat glaucoma and ocular hypertension by decreasing fluid production in the eye. It is prescribed for the affected eye and should be used according to the doctor's instructions. It may cause temporary side effects like burning sensation, stinging, and irritation, and may cause headaches, corneal erosion, eyelid inflammation, sinusitis, nausea, and weakness. It is important to inform a doctor if you have a known allergy or are taking other medications.