i stopped breast feeding and started to give cows milk.she is having severe constipation issue after taking solid foods.now she is taking cows milk before bed.she ll wake at night and will ask for milk.during night times shall i give her nan pro.is it ok to take both cows milk and nan pro.many said both the milk causes constipation.she is taking laxolite for constipation.even though she is constipated.