Red eyes with pus-like eye droppings in small children may be caused by conjunctivitis, and appropriate medications such as levofloxacin and ganciclovir can be used depending on the type of conjunctivitis. Conjunctivitis is categorized into bacterial conjunctivitis, viral conjunctivitis, allergic conjunctivitis and so on. Bacterial conjunctivitis can use levofloxacin and tobramycin eye drops; viral can use ganciclovir or acyclovir eye drops; allergic can use pyrimethamine potassium, emetine fumarate eye drops and so on. When children have red eyes and pus-like eye droppings, they should consult the doctor in time for a clear diagnosis and targeted treatment under the doctor’s guidance. All of the above drugs should be used under the guidance of a doctor.