White discharge from the eye is a sign of conjunctival inflammation. In addition to the discharge, it can also manifest as conjunctival congestion, papillary follicular hyperplasia, and patients complain of foreign body sensation, burning sensation, and photophobia and tearing. The white discharge is usually considered to be caused by allergic conjunctivitis or chronic conjunctivitis. Patients with allergic conjunctivitis may experience itching and discomfort, which can be aggravated by external factors, and patients may experience a foreign body sensation and burning sensation. The white discharge is mostly lacrimation, which is soon after rubbing, and is often associated with allergies. Local mast cell stabilizers, antihistamine drops, cold compresses and rinsing of the conjunctival sac can reduce the itching symptoms. Chronic conjunctivitis mostly comes from acute conjunctivitis, in addition to white foamy discharge can also appear foreign body sensation, burning sensation, itching discomfort, visual fatigue, etc., examination can be seen papillary follicular hyperplasia, chronic congestion of the eye, give local antibiotic drops, time should be sufficient, if necessary, systemic oral antibiotic treatment.