my baby has rash around neck ...it is reddish rash..I used candid powder but there is no affect on rash...which powder or cream should I use?? baby is 6 month old

A. dear mother you must try keeping that area drive with the help of a medicated powder because excess of moisture and sometime when you are feeding your baby or making him eat something many liquid and food gets trapped on that area + waiting was so affect it so you must try keeping that area drive with the help of a clean to cloth as well as the sprinkling Powder over rate