###Human: Why does my 3-year-old daughter pass stools once in 3 to 4 days only? ###Assistant: Hello, hope you are safe. Thanks for the elaborate history. I appreciate your concern for your child regarding constipation. First of all include High Fibre in diet avoid milk at night. Start lactulose syrup 5 ml 12 hrly it will help and please be in follow up. May I know the weight of the child. And is there any associated complaints abdominal distention? Is the child passing normal urine? Is there any fever? Regarding diet, if possible arrange a telephonic conversation with me or if not possible I will send a diet chart which will help Regards. Hope my advice helps. Idiopathic Constipation Conservative High Fibre diet After 1 day