%0 Journal Article %A Monica Zolezzi %T Methylphenidate. An update on extended-release formulations %D 2007 %J Neurosciences Journal %P 3-7 %V 12 %N 1 %X Methylphenidate remains the mainstay of pharmacological management in attention deficit hyperactivity disorder (ADHD). Despite having been available for over half a century, methylphenidates original formulation has been modified with the main purpose of extending its duration of action. This article will present a brief review of how these new formulations vary and how these should be selected, considering the evidence available on their effectiveness and on the individual needs of the patient. %U https://nsj.org.sa/content/nsj/12/1/3.full.pdf