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    Disclaimer
    ☠ NBOMe compounds are active at sub-milligram doses and have been linked to numerous deaths. They are frequently mis-sold as LSD. Always test substances before use.
    🧪 This is a research chemical with limited data on its long-term health effects, toxicity profile, and safe dosage ranges.

    25T-4-NBOMe

    Aliases: 25t4-nbome

    Psychedelic Research-chemical

    Summary TripSit

    A psychedelic RC of the NBOMe class of drugs that is expected to cause hallucinations. Limited human use has been recorded on this drug and caution should be used with dosing.

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Sublingual 150-300ug 300-750ug 750-1200ug 1200ug+
    Light Common Strong Heavy

    Onset, Duration & After-effects TripSit

    ROA Onset Peak After Effects Total
    Sublingual 20-45 min 5-9 hrs 2-12 hrs 5.3-9.8 hrs

    Effect Profile

    Scores (1–10) curated from multiple sources:

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

    Full methodology

    Psychedelic 4.2
    Moderate 4/10

    Moderate visuals and body load with mild headspace

    Visual Intensity ×3
    6
    color enhancement drifting visual distortions brightened colour
    Headspace Depth ×3
    4
    introspection time distortion confusion
    Auditory Effects ×1
    0
    ⚠ Body Load / Somatic Effects ×1
    6
    nausea vasoconstriction increased heart rate
    Based on reports from:
    Erowid Experience Reports PsychonautWiki 25T-4-NBOMe
    View methodology →

    Tolerance

    Build-up develops rapidly after a single use (serotonergic psychedelic)
    Reset 7–14 days for baseline

    Tolerance Decay

    Full tolerance 1h Half tolerance 10d Baseline ~14d

    Effects

    Positive
    • Stimulation
    Negative
    • Increased heart rate
    • Insomnia
    • Pupil dilation
    • Nausea
    • Vasoconstriction
    • Restlessness
    Neutral
    • Dilated pupils
    • Sedation
    • Decreased appetite
    Positive
    • Introspection
    • Euphoria
    • Cognitive euphoria
    • Wakefulness
    • Empathy
    Negative
    • Anxiety
    • Confusion
    • Compulsive redosing
    Neutral
    • Time distortion
    • Talkativeness
    Positive
    • Color enhancement
    • Increased music appreciation
    • Brightened colour
    Negative
    • Light sensitivity
    • Appetite suppression
    • Disinhibition
    • Dehydration
    Neutral
    • Visual distortions
    • Dulled perception
    • Drifting

    Combinations TripSit

    25T-4-NBOMe's nerd page Pharmacology, chemical data, effect profiles, and more
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    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki