The fastest way to eliminate red, swollen and itchy eyes is mainly eye rinsing, eye drops, eye ointment, oral medication combined treatment; according to the different causes of the selection of the appropriate medication, the red, swollen and itchy eyes are most commonly found in allergic conjunctivitis, bacterial conjunctivitis. 1. Allergic conjunctivitis: the most common manifestations are itchy, red and swollen eyes, increased secretions, etc. The most ideal treatment is to get rid of the allergens, the fastest way to eliminate the problem is to use eye wash to flush, and then use topical antiallergic drugs to treat the problem, such as emetic acid, etc. When there are extra-ocular allergies, use topical antiallergic drugs, such as diphenhydramine, ipecac etc. 2. Bacterial conjunctivitis: it is the most common infectious eye disease, the clinical manifestations are mainly red, swollen, itchy, mucopurulent secretions, conjunctival congestion. The fastest way to treat it is to rinse the eyes first, then determine the causative agent to do drug sensitivity test, choose the most appropriate antibiotic eye drops, such as chloramphenicol liquid, neomycin liquid, erythromycin liquid, etc., and at night before going to bed to use the eye ointment, such as erythromycin ophthalmic ointment, tetracycline ophthalmic ointment and so on. So the fastest way to treat red eyes is to go to the ophthalmology department according to the cause of the symptomatic treatment, not blindly use their own medicine.