these rashs may be due to overprotection from cold
, by excessive use of oil or cream, by soap, by clothings or neonatal acne
give drop atarex (hydroxygine) 10 drops 2 times daily for 3 days. by this rash subside.
use very mild soap which pH is around 5.5 u may be use tedibar soap or dove, not use any type of antiseptic soap.
use adequate moisturiser not less or not in excess. use only cotton cloths.
be vigilant by which things these rash are increase or decrease.