WASHINGTON—Advanced imaging research has answered a 40-year-old question about methylphenidate (Ritalin), which is taken daily by 4 million to 6 million children in the United States: how does it work? The answer may unsettle many parents, because the drug acts much like cocaine, albeit cocaine dripped through molasses ( J Neurosci. 2001;21:RC121). Taken orally in pill form, methylphenidate rar...

Adderall is a brand of pharmaceutical psychostimulant created and prescribed to correct mental disorders, most commonly ADHD, as a possible alternative to Ritalin. By altering chemicals in the brain, Adderall increases user concentration and alertness, while decreasing cognitive fatigue. When used properly, Adderall will improve overall cognitive performance and assist function for those indivi...

We investigated the separate and combined effects of a behavioral intervention and methylphenidate (Ritalin) on disruptive behavior and task engagement in 3 children with severe to profound mental retardation. The behavioral intervention involved differential reinforcement of appropriate behavior and guided compliance. All 3 children demonstrated decreased disruptive behavior and improved task ...

Final data summaries are available for the five remaining chemicals (lovastatin, methylphenidate and its hydrochloride (Ritalin), phenelzine and its acid salts, styrene, and tetrachlorvinphos) out of the 60 chemicals under consideration for carcinogenicity evaluation (Batch #3). Batch #3 chemicals were selected for prioritization from Category I of the tracking database by the process described...

objective: the aim of the current study was to assess the impact of computer games and computer-assisted type instruction on dictation scores of elementary school children with attention deficit – hyperactivity disorder (adhd). method: in this single-blind clinical trial, 37 elementary school children with adhd, selected by convenience sampling and divided into group i (n=17) and group ii (n=20...

o( Phenyl cx piperidyl acetic acid methyl ester hydrochloride (methyl phenidate, "ritalin ") has recently been introduced as a central nervous system stimulant. Animal experiments have shown that it increases psychomotor activity and has a pressor effect. Its effectiveness in counteracting the effects of hypnotics in man, experimentally and in cases of poisoning, has been reported, as has its u...