hi my daughter is 2yrs n 15 days old .Every time when she wants to poop she control herself n not poop even when she has pressure and she stops peeing also she hold whenever I try to pee her then only she will do otherwise not.I am worried about her so much as this will create constipation problem in her.What should I do plz suggest ? I want to dr also every possible test has done and reports are normal and dr gave her laxative medicine but after taking that she has stomachache?