Newborn red bottom is what we usually call red bottom. This is because the skin of newborns is tender and red after being dipped in urine and stool, and in severe cases the skin ulcerates and develops a rash or herpes, also called diaper dermatitis. It can occur on the perineum and the root of the thighs. Nowadays, most newborns use diaper wipes after birth, so if you don’t change them in time, it will happen. In order to prevent red bottom, choose cotton fabric, soft and comfortable fabric to do diapers, diaper wet also to absorb water ability soft and comfortable breathable good. To change the diapers and diapers in time, the perineum and buttocks of the baby should be washed with warm water and dried with a dry towel, and a little 5% tannic acid ointment or zinc oxide ointment can be applied to the buttocks. If the skin of the buttocks has a rash and breaks down, in addition to warm water, you can apply erythromycin ointment, mupirocin ointment, and paregoric ointment alternately on the lesions, 2 to 3 times a day, usually about a week to cure.