In a 4-year-old child with sudden increase in eye discharge, this condition is mainly seen in acute conjunctivitis, also called pink eye, which is a very common disease in children and is an inflammation of the conjunctiva caused by bacterial infection. For this condition, it is recommended to give local anti-infection treatment, for children’s it is generally recommended to choose tobramycin eye drops to spot the eyes, in the early stage when the symptoms are very obvious, the frequency of spotting can be higher, once a day for 2 hours, as the symptoms reduce, and then gradually reduce the frequency down until the disease is completely back to normal. If the eye discharge is particularly heavy, pay attention to keeping the eye locally clean, and you can use saline to flush the conjunctival sac. This disease is contagious, so during the treatment and recovery period, it is important to do a good job of isolation to avoid contact with the infection, and the recovery time is usually about 2-3 weeks.