question: Hi Doctor,I have recently switched from nan pro 1 to aavin milk blue packet now my son is having fever for three days ,I had pre trem delivery symptoms detected so I was given steroids for lung growth of my baby ,he had short of mother s milk right from birth his doctor s adviced nan pro 1 his growth was up to mark and normal the recent switch between milk is the only change made can it cause fever.....is diluted aavin good for my baby.....