Jun 12, - If He's Uncircumcised. If your baby wasn't circumcised, meaning you chose not to remove the skin at the head of his penis, you don't have to do any special cleaning. Just wipe the area during diaper changes and rinse with warm, soapy water at bath time. Don't ever try to pull down the foreskin to clean under it. Sep 7, - This is my 1st baby and I have no clue how exactly I should clean his penis CARING FOR AN INTACT PENIS IS AS EASY AS WASHING A.