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 (mĕth′əl-fĕn′ĭ-dāt′, -fē′nĭ-)
A drug, C14H19NO2, chemically related to amphetamine, that acts as a mild stimulant of the central nervous system and is used in its hydrochloride form to treat attention deficit hyperactivity disorder and narcolepsy.

[methyl + phen(yl) + (piper)id(ine) + (acet)ate.]


(ˌmɛθɪlˈfɛnɪˌdeɪt; ˌmɛθɪlˈfiːnɪˌdeɪt)
(Pharmacology) a drug that stimulates the central nervous system and is used, in the form of its hydrochloride, to treat narcolepsy as well as attention deficit disorder


(ˌmɛθ əlˈfɛn ɪˌdeɪt, -ˈfi nɪ-)

a central nervous system stimulant, C14H19NO2, used in the control of hyperkinetic syndromes and narcolepsy.
[1955–60; methyl + phen- + -ide + -ate2]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.methylphenidate - central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in childrenmethylphenidate - central nervous system stimulant (trade name Ritalin) used in the treatment of narcolepsy in adults and attention deficit disorder in children
excitant, stimulant drug, stimulant - a drug that temporarily quickens some vital process


n metilfenidato
References in periodicals archive ?
Long acting stimulants are Concerta, Ritalin LA, and Adderall XR which usually have duration of eight to 12 hours.
RITALIN LA CAPS (Hyperactivity) 30mg x 30 tablets: Tesco EUR63.
Children in the study were divided into two groups and treated by a board-certified child psychiatrist with either methylphenidate (commercially available as Ritalin LA and Concerta) or with mixed amphetamine salts (Adderall and Adderall XR).
To the Editor: In 2008, the regional supply of Ritalin LA (long-acting methylphenidate) to children managed in the government sector was terminated after 2 years of access, returning to the immediate-release formulation.
The active ingredient in Concerta is methylphenidate, the same compound in Novartis AG's Ritalin LA.
5, 15, 20, 30 mg); methylphenidate (Concerta) (18, 27, 36, 54 mg); and three formulations of methylphenidate (Ritalin), including Ritalin SR and Ritalin LA.
The ruling will require the following 15 products to be dispensed with new patient medication guides: Adderall tablets, Adderall XR extended-release capsules, Concerta extended-release tablets, Daytrana transdermal system, Desoxyn tablets, Dexedrine Spansule capsules and tablets, Focalin tablets, Fo-calin XR extended-release capsules, Metadate CD extended-release capsules, Methylin oral solution, Methylin chew-able tablets, Ritalin tablets, Ritalin SR sustained-release tablets, Ritalin LA extended-release capsules, and Strattera capsules.
A new study beginning in January will evaluate the effects of treatment with Ritalin LA, the only long acting formulation of genuine Ritalin, in 108 girls aged 12 - 17.
Novartis Pharmaceuticals Corporation received marketing clearance from the Food and Drug Administration (FDA) for Ritalin LA on June 5, 2002 and it is now available to patients.
MIAMI -- A classroom study comparing three extended-release forms of methylphenidate with placebo for treating attention-deficit hyperactivity disorder showed that Ritalin LA was superior for improving attention and behavior, Dr.
Ritalin LA uses SODAS(TM) technology(1), a proprietary drug delivery technology of Elan.