Key information made simple
This study is looking at whether Ritalin (methylphenidate) can help people with Attention Deficit Hyperactivity Disorder or Children, Adolescents, Under 18. Participants receive the study medicine Ritalin (methylphenidate) and complete study visits and assessments. Some participants may receive Ritalin (methylphenidate) instead of the study treatment, and direct benefit is not guaranteed.
