Hi This Is Madhavi ,My Daughter Is 5 Months Old

Hi this is Madhavi ,My daughter is 5 months old and she got some rashes on her body .. it started from chest 20-25 days back and now it is spreading to all over her body previously it looked like prickly and later it changed ringsworm kind of.. I don't know how to explain it... we took her to a dermatologist and she prescribed dermocalm lotion 2-3 times a day and atonide gel at night (one drop with baby lotion). From last 1 week we are using it but there is not much improvement.... I m very much worried ...plz give some suggestions....