My daughter is 2yrs 11month old and she is having constipation since almost 1yr. she can't poo on daily basis and even the poo is very hard and it hurts alot due to which she don't poo and after 2-3 days of trying we need to put suppository. we have given her milk of magnesium, fiber sachets and digestion syrup peptine. kindly suggest Or advise on this issue.