A custom button is a push button that you can add to the Google Toolbar that can have custom navigation, search, send and update capabilities. Notably, a custom search button can use most any website's search engine, not just Google's.
drugfacts stimulant adhd medications methylphenidate and amphetamines stimulant medications including amphetamines e g adderall and methylphenidate e g ritalin and concerta are often prescribed to treat children adolescents or adults diagnosed with attention deficit hyperactivity disorder adhd
Active drug: Amphetamine has mirror-image versions (d- and l-). D-amphetamine (dexedrine) is the active version. Adderall (dextroamphetamine and racemic amphetamine) is a mix of d- and l-amphetamine that has been popular for treating adhd since mid 80's.