4-year-old children with yellow pus-like eye droppings may be caused by bacterial conjunctivitis, dacryocystitis, purulent keratitis, which can be improved by medication and general treatment. 1. Bacterial conjunctivitis: Bacterial conjunctivitis can lead to yellow pus-like eye droppings due to infection of the conjunctival tissues, which can be treated with antibiotic eye drops, avoiding rubbing the eyes during the treatment period and keeping the eyes dry. 2. Dacryocystitis: due to the blockage of the tear ducts will appear yellow pus-like phenomenon, you can wash your hands, gently massage the tear ducts, according to the doctor’s orders with antibiotic eye drops. During the treatment period, keep the diet light, avoid eating spicy and stimulating food, so as not to cause eye irritation. 3. Purulent Keratitis: If the yellowish pus-like eye droppings are caused by purulent keratitis, anti-infection treatment is needed. When caused by fungal infection, you can use miconazole eye drops under the guidance of the doctor to improve. 4-year-old children with eye boogers is yellow pus-like causes, need to timely examination, and cooperate with the doctor to actively carry out treatment, the condition of delay may be harmful to health, but also will increase the difficulty of treatment.