FIRST, BE CAREFUL WITH USING DRUGS!
It is clear, that the education of children with attention deficit disorders and hyperactivity need a lot of patience, time, education and love. Everything should be done before applying medication.
According to the World Health Organization, psychiatric drugs (including medication for ADHD) take 2, 3 and 4 place most prescription drugs to youngest patients.
They are increasingly being prescribed for the younger children (eg. aged four to seven years) but no one knows exactly what a reaction will caused, nor the first attempt to treat by psychotherapy. It is not surprising if it is known that in 2000. in America only, for the ADHD drug market worth 625 million U.S. dollars.
Worrying is that most drugs are not tested for pediatric use, but may be based on past experience by doctor who prescribes medication.