56 In the index

Methylphenidate MPH

An FDA-approved stimulant (Ritalin, Concerta) for ADHD and narcolepsy. Extensive research confirms it improves focus and attention, though it raises heart rate and carries dependence risk if misused.

Also known as Ritalin, Concerta, Methylphenidan, Phenidylate, Calocain, Plimasine, Methyl phenidylacetate, Metilfenidato, Methylphenidatum

Effects Focus

Routes Oral

Legal status Controlled substance

WADA Banned in-competition

3D Molecular Structure of C₁₄H₁₉NO₂

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Chemistry

Formula: C14H19NO2
Molar mass: 233.31
CAS: 113-45-1
PubChem CID: 4158
IUPAC name: methyl 2-phenyl-2-piperidin-2-ylacetate
InChIKey: DUGOZIWVEXMGBE-UHFFFAOYSA-N

Reported dosing

Approved label

What has been reported in the literature and by users. This is a record of what is done, not a recommendation.

Typical dose 5-20 mg, 2-3 times daily (immediate-release) or 18-54 mg once daily (extended-release)

Reported range 5-60 mg/day depending on formulation

Route Oral

Frequency 1-3 times daily depending on formulation

Duration Chronic/ongoing (as prescribed)

FDA-approved Schedule II controlled substance (Ritalin/Concerta) for ADHD and narcolepsy; non-prescription use is illegal.

Where this comes from FDA prescribing information

These figures are recorded for reference and are not a recommendation. Dosing is a decision for you and a clinician.