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    Disclaimer
    ☠ This is a fentanyl analogue active in microgram doses. Accidental overdose can be rapidly fatal. Naloxone should always be on hand.
    🧪 This is a research chemical with limited data on its long-term health effects, toxicity profile, and safe dosage ranges.

    Methoxyacetyl-Fentanyl

    Aliases: Maf, Desfluoroocfentanil

    Categories

    Depressant Research-chemical Opioid

    Summary TripSit

    A quite potent fentanyl analogue.

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Oral 0.25-0.5mg 0.5-1.5mg 1.5mg 1.5mg+
    Light Common Strong Heavy

    Onset, Duration & After-effects TripSit

    ROA After Effects
    Oral 1.0-4.0 hrs

    Tolerance

    Build-up develops within days of regular use; analgesic tolerance faster than respiratory depression tolerance
    Reset 7–14 days for partial reset; full reset may take weeks — tolerance loss greatly increases overdose risk

    Effects

    Positive
    • Stimulation
    • Physical euphoria
    • Muscle relaxation
    Negative
    • Motor impairment
    • Increased heart rate
    • Nausea
    • Vasoconstriction
    • Respiratory depression
    • Teeth grinding
    Neutral
    • Sedation
    Positive
    • Reduced anxiety
    • Cognitive euphoria
    • Euphoria
    • Anxiety suppression
    • Wakefulness
    Negative
    • Anxiety
    • Compulsive redosing
    • Dizziness
    • Thought deceleration
    Neutral
    • Time distortion
    Positive
    • Increased music appreciation
    • Increased libido
    • Tactile enhancement
    • Color enhancement
    Negative
    • Disinhibition
    • Appetite suppression
    • Dehydration
    • Light sensitivity
    • Double vision
    Neutral
    • Dulled perception

    Combinations TripSit

    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki