4-Fluoromethylphenidate [4F-MPH]

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4-Fluoromethylphenidate (also known as 4-FMPH and 4F-MPH) is a stimulant drug that acts as a higher potency dopamine reuptake inhibitor than the closely related methylphenidate.

4-Fluoromethylphenidate was studied further along with other analogues of (±)-threo-methylphenidate (TMP) to assess their potential as anti-cocaine medications.

4-Fluoromethylphenidate is a Schedule I controlled substance in the US state Alabama. As of 5 May 2017, 4-fluoromethylphenidate is a controlled substance in Canada.

NDEWS Online Mentions (May 12, 2023)

What was found? Online discussions of the drug 4F-MPH have shown a consistent upward trend in activity since late 2022.

What is 4F-MPH? 4F-MPH is a stimulant of the methylphenidate family. The chemical structure is closely related to that of Ritalin.

How is 4F-MPH being discussed? 4F-MPH is most often discussed in use as a nootropic (a.k.a.: “smart drug”) taken once a day, although some commenters use it recreationally as a stimulant. Several commenters explicitly state having ADHD (unclear whether formally or self-diagnosed) and an inability to attain Ritalin or Adderall as their reason for starting the use of 4F-MPH.

Drug Terms: 4F-MPH,4-FMPH, 4-Fluoromethylphenidate

National Association of Drug Diversion Investigators Federal Tax ID: 52-1660752 / DUNS Number: 073539913

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