Thanks for writing in.
in pediatric population is common. Because they will not be able to take enough fibres in diet.
If you continue to use drugs, her system will become drug dependent for motion.
Ask her to have enough of water, fibres in the form of fruits, leafy vegetables, dalia[broken wheat].
If she does not pass motion for 1 week or so, then you can give medicine otherwise no need.
I hope I have answered your query. Feel free to revert back for further clarification if required.