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Methylphenidate, sold under the brand names Ritalin (/ ˈ r ɪ t ə l ɪ n / RIT-ə-lin) and Concerta (/ k ə n ˈ s ɜːr t ə / kən-SUR-tə) [citation needed] among others, is a central nervous system (CNS) stimulant to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy.
Large, high quality research has found small differences in the brain between ADHD and non-ADHD patients. [1] [15] Jonathan Leo and David Cohen, critics who reject the characterization of ADHD as a disorder, contended in 2003 and 2004 that the controls for stimulant medication usage were inadequate in some lobar volumetric studies, which makes it impossible to determine whether ADHD itself or ...
There are two major medications derived from methylphenidate's isomers: a racemic mixture of half d-threo-methylphenidate and half l-threo-methylphenidate called methylphenidate (Ritalin, Concerta), and an enantiopure formulation containing just d-threo-methylphenidate called dexmethylphenidate (Focalin). [citation needed]
Ritalin (methylphenidate) – a stimulant used to treat ADHD; ReVia – an opioid antagonist primarily used in the management of alcohol dependence, opioid dependence or other impulse control/addictive behaviors such as habitual self-mutilation; Rexulti (brexpiprazole) – atypical antipsychotic used to treat mood and psychotic disorders
3D molecular rendering of methylphenidate (MPH). This is a list of methylphenidate (MPH or MPD) analogues, or Phenidates.The most well known compound from this family, methylphenidate, is widely prescribed around the world for the treatment of attention deficit hyperactivity disorder (ADHD) and certain other indications.
This explained why Ritalin SR was inferior to twice-daily Ritalin IR, and led to the hypothesis that an ascending pattern of drug delivery was necessary to maintain clinical effect. Trials designed to test this hypothesis were successful, and ALZA subsequently developed a modified PPOP design that utilized an overcoat of methylphenidate ...
The Ritalin class-action lawsuits were a series of federal lawsuits in 2000, filed in five separate US states. [1] All five lawsuits were dismissed by the end of 2002. The lawsuits alleged that the makers of methylphenidate (brand name Ritalin) and the American Psychiatric Association had conspired to invent and promote the disorder ADHD to create a highly profitable market for the drug.
She states that the world is a hypercompetitive environment, from students trying to get into the best schools to workers being pushed to work many hours, where many don't know how to cope or how to stay on top with using medication to enhance their performance. Martha Farah is a cognitive neuroscientist from the University of Pennsylvania. She ...