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    Dexmethylphenidate

    Aliases: Focalin xr, Dextromethylphenidate, Dexmethylphenidate er, Dexmethylphenidate hcl er, Dexmethylphenidate extended-release, focalin

    Stimulant

    Summary TripSit

    The psychoactive isomer of methylphenidate, mostly used to treat ADHD. Twice as potent as methylphenidate, and is said to have cleaner psychostimulant effects with fewer side effects.

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Oral 10-20mg 20-30mg 30-40mg 40-50mg+
    Light Common Strong Heavy

    Onset, Duration & After-effects TripSit

    ROA Onset Peak After Effects Total
    Oral 45-90 min 9-12 hrs 1-12 hrs 9.8-13.5 hrs

    Effect Profile

    15 reports

    Scores (1–10) curated from multiple sources:

    • Effect keyword matching from PsychonautWiki catalog
    • Weighted by importance: core (×3), major (×2), minor (×1)

    Full methodology

    Stimulant 4.2
    Moderate 4/10

    Strong euphoria with moderate anxiety/jitters, mild stimulation

    Stimulation / Energy ×3
    4
    stimulation alertness enhancement
    Euphoria / Mood Lift ×2
    9
    physical euphoria euphoria cognitive euphoria
    Focus / Productivity ×2
    0
    ⚠ Anxiety / Jitters ×1
    6
    anxiety increased heart rate
    Based on reports from:
    Erowid Experience Reports PsychonautWiki Dexmethylphenidate
    View methodology →

    Tolerance

    Build-up develops over days to weeks of regular use
    Reset 3–7 days for acute; 1–3 weeks for full reset

    Tolerance Decay

    Full tolerance 1d Half tolerance 12d Baseline ~21d

    Cross-Tolerances

    Stimulants
    Amphetamine
    30%
    Methamphetamine
    30%
    Lisdexamfetamine
    30%
    2-FA
    30%
    2-FMA
    30%
    3-FA
    30%
    4-FMA
    30%
    Empathogens
    4-FA
    30%

    Effects Erowid

    Aggregated from 15 Erowid experience reports

    Positive Effects 6

    Euphoria 66.7% 70%
    Stimulation 53.3% 70%
    Focus Enhancement 46.7% 70%
    Empathy 33.3% 70%
    Music Enhancement 26.7% 70%
    Tactile Enhancement 26.7% 70%

    Adverse Effects 5

    Anxiety 33.3% 70%
    Increased Heart Rate 26.7% 70%
    Sweating 20.0% 70%
    Pupil Dilation 20.0% 70%
    Memory Suppression 20.0% 70%

    Pill Identifiers

    16 known pill identifiers on record — view imprints, colors, shapes, and images
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    Dexmethylphenidate's nerd page Pharmacology, chemical data, effect profiles, and more
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    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki