My Baby Boy Is 14 Months Old A Week Old

my baby boy is 14 months old a week old his bottom pinus red like it was on fire went er my ped send me and then from then on ge gets all little pinnpols all re all over his body and his face again I see my pede. and just keep on putin ointment on desetin and skcreemd and than I got a d that helpd little better there is no zinc in it and we still have a problem 5 days dr said wait 7 days after I saw her in the office ehich was Friday my little one is very crancy and hes teeting