My father had spinal neuro degeneration due to which he is is bedridden for last 2.5 years. He is on insulin, and his
sugar levels are very high.His eyes are watering profusely and continuously.He had cataract operation in one eye in 2014, and the second was pending. His health problems and being bedridden did not permit that. What is the best which can be done to reduce the watering of his eyes.