Welcome to HealthcareMagic forum
This is a very young age to get insomnia
. it may happen due to various causes like excessive stress
,psychological cause, some inherited tendency etc. please find out the cause behind that, then only any doctor can treat her out.some counselling
is needed to help her worries through parents or friends. indulge herself in various rehabilitating activities like study, reading, meditation
, sports(is the best), hang outs etc to divert her, good physical exercise always proves a remedy.
also consult a physician to get her some relaxing drugs though the use of which is not much advisable but consultation is required.
I hope I answered your query. Wish you good health.