he is gaining weight very slowly and he is drinking milk low if i feed more he vomiting it's ok

A. hi mam , babies weight gain depends on their birth weight usually they gain 250 to 500g per month so first ensure that your child weighs enough or not. give more and more breastfeeds. feed your child on each breast at least 20 minutes so your child can get full fat hindmilk well which help to increase your child weight