BMF 78-Methylphenidate Related New Psychoactive Substances

Methylphenidate (Ritalin) is a prescription only medication used for the treatment of attention deficit hyperactivity disorder (ADHD). It also has an unlicensed application in the treatment of narcolepsy. Due to its stimulant effects it is under International control, appearing in Schedule II of the Convention on Psychotropic Substances of 1971 (Green list). The recommended dosage for children between 6 and 18 years is a maximum of 60mg daily in 2-3 divided daily doses. Tablets are available as 5, 10 or 20mg. Serum therapeutic concentrations of methylphenidate are between 5-60ng/mL and toxicity has been observed with concentrations exceeding 500ng/mL.


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