If the infection is very mild, your baby's doctor may recommend that you simply keep the area clean and let it clear up on its own. More likely, though, your baby will need antibiotics to get rid of the infection. He must take the full course of medication...
Talk with your baby's doctor or a pediatric dermatologist. If the rash doesn't get better after following the suggestions above, your doctor might suggest trying mild topical steroids, which can be bought over the counter. If the over-the-counter variety d...