Zymar Eye Ointment 5 gm,which belongs to the fluoroquinolone antibiotic class, is mostly used to treat bacterial conjunctivitis. Bacterial conjunctivitis is an infection of the conjunctiva, the eyeball's outer white membrane. This illness is extremely contagious. Pink or reddened eyes, a gritty sensation in the eyes, itching in the eyes, watery eyes, and thick discharge around the eyes are all signs and symptoms of this condition.Disclaimer:For more information contact your physician.