My infant has a rash neck, what ought to I do?

well-known rash on the neck in product development: problem arj : my baby's neck, rash, what really should I do My baby has really sensitive skin. It is a hypoallergenic soap stict, lotion and powder. He had diaper rash before, but we sloved only by the diffusion of its bottom. I noticed that his neck (exactly where the skin is folded) is really red and very painful. I wiped the moisture, I believed I saw him in his neck and was bleeding a tiny. What ought to I do? Please assist me Best

Itching Urticarial Rash