Epiphora describes excessive eye watering. Allergies, infection, or a clogged tear duct often cause it. Learn about causes, ...
Medically reviewed by Christine L. Larsen, MD Dry eyes can feel gritty, scratchy, or burning and can cause blurred vision, ...
Two patients dropped out because of intolerable irritation while using topical Cys eye drops. Visual analog scale symptom scores, corneal sensitivity, Schirmer I test value, tear film break-up ...