The navel can be cleaned with warm water, soapy water, iodophor, saline, etc. Different degrees of dirt can be cleaned in different ways. 1. Warm water, soapy water: usually in the bath can be applied with soapy water navel eye, will be inside the dirt rubbed clean, rinse clean. 2. Iodophor or saline: If the dirt is serious, it is recommended to use iodophor or saline, which has a certain bactericidal effect, so as not to cause infection. Pay attention to clean up the navel do not use finger nails to directly pick, easy to hurt the surrounding skin, will cause irritation to the abdominal cavity of the internal organs, causing abdominal pain. Belly button pain, infection, pus, to timely anti-inflammatory, disinfection, timely hospital consultation, navel change after the need for oral antibiotic treatment.