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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.

    Valerylfentanyl

    Aliases: Vf

    Categories

    Depressant Research-chemical Opioid
    Valerylfentanyl structure

    Summary TripSit

    Opioid that is a higher homologue of Butyrfentanyl with greatly reduced potency.

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Oral 50mg+ - - -
    Light Common Strong Heavy

    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
    Negative
    • Motor impairment
    • Increased heart rate
    • Pupil dilation
    • Nausea
    • Insomnia
    • Vasoconstriction
    • Restlessness
    Neutral
    • Sedation
    • Decreased appetite
    Positive
    • Reduced anxiety
    • Euphoria
    • Cognitive euphoria
    • Wakefulness
    • Empathy
    Negative
    • Anxiety
    • Confusion
    • Compulsive redosing
    Neutral
    • Time distortion
    • Talkativeness
    Positive
    • Increased music appreciation
    • Color enhancement
    • Tactile enhancement
    • Brightened colour
    Negative
    • Light sensitivity
    • Appetite suppression
    • Dehydration
    • Disinhibition
    Neutral
    • Dulled perception
    • Drifting

    Combinations TripSit

    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki