My Son 16 Years Old Suffering From Anxity, Highly Anger,

My Son 16 Years old suffering from Anxity, highly anger, do not like to go outside from home and keep him self in watching movies or vedio from last 8 month doctor has prescibed him Sulpitac 100mg fro 10 days and after that 200mg 10 days and after that 400mg fro 1 month. Kindly tell me this correct medicine for this problem.