IRCT201208058317N2 IRCT 2012-12-06 Research deputy of Ahvaz University of Medical Sciences Survey of combination of Memantine and methylphenidate among treatment the children with ADHD(Attention-deficit/hyperactivity disorder) Survey of combination of Memantine and methylphenidate among treatment the children with ADHD(Attention-deficit/hyperactivity disorder) 2012-10-21 anticipated 20 Complete https://irct.ir/trial/8789 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment. N/A Attention deficit hyperactivity disorder. Intervention 1: The first group is given Methylphenidate and Memantine with the dose of 10 mg per day. Methylphenidate, starts to the amount of approximately 0.3 mg per kg of body weight in both morning and afternoon, and increases based on side effects and clinical profile to approximately 1 mg per kg body weight per day.The drug is prescribed for one month. Intervention 2: The second group is given Methylphenidate and placebo . Methylphenidate, starts to the amount of approximately 0.3 mg per kg of body weight in both morning and afternoon, and increases based on side effects and clinical profile to approximately 1 mg per kg body weight per day.