My daughter have severe red rashes . M applying rash free also but it's not working. I applied coconut oil, Vaseline, himalaya baby rash cream?? Please suggest me any thing

A. apply calamine lotion or calosoft lotion on the area to reduce the redness and itching and It is very difficult to comment on the current situation without examination of the baby so it is advised to consult with your nearby doctor would examine him and advise you with proper further management