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    🧪 This is a research chemical with limited data on its long-term health effects, toxicity profile, and safe dosage ranges.

    Indapex

    Aliases: 5-meo-tmt

    Psychedelic Research-chemical

    Summary TripSit

    5-MEO-TMT, one of Shulgin's lesser known creations. A psychedelic tryptamine little heard of outside of TiHKaL with very little known information about its effects on humans. May be particularly given to causing nausea.

    Perspectives

    “I felt the first intoxication at an hour. I was relaxed along with subtle day-dreaming to “Hearts of Space”

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Oral 60-75mg 75-100mg 100-150mg 150mg+
    Light Common Strong Heavy

    Onset, Duration & After-effects TripSit

    ROA Onset Peak After Effects Total
    Oral 20-50 min 5-10 hrs 1-8 hrs 5.3-10.8 hrs

    Effect Profile

    2 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

    Psychedelic 3.1
    Light+ 3/10

    Mild visuals with low body load and headspace

    Visual Intensity ×3
    4
    color enhancement brightened colour visual distortions
    Headspace Depth ×3
    2
    confusion time distortion
    Auditory Effects ×1
    0
    ⚠ Body Load / Somatic Effects ×1
    3
    muscle tension increased heart rate
    Based on reports from:
    TiHKAL TiHKAL #45: 5-MeO-TMT Erowid Experience Reports PsychonautWiki Indapex
    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 TripSit

    Positive
    • Mental/physical stimulation
    • Stimulation
    Negative
    • Pupil dilation
    • Restlessness
    • Sweating/chills
    • Muscle tension
    • Insomnia
    • Increased heart rate
    Neutral
    • Decreased appetite
    • Sedation
    Positive
    • Euphoria
    • Empathy
    • Insight
    • Cognitive euphoria
    • Wakefulness
    Negative
    • Confusion
    • Anxiety
    Neutral
    • Change in perception
    • Ego softening
    • Time distortion
    Positive
    • Brightened colour
    • Enhanced tactile sensation
    • Color enhancement
    • Increased music appreciation
    Negative
    • Light sensitivity
    • Disinhibition
    • Appetite suppression
    • Dehydration
    Neutral
    • Closed/Open eye visuals
    • Visual distortions

    Combinations TripSit

    PiHKAL / TiHKAL Shulgin

    TiHKAL #45: 5-MeO-TMT

    “I felt the first intoxication at an hour. I was relaxed along with subtle day-dreaming to “Hearts of Space”

    — Alexander Shulgin, TiHKAL (with 90 mg, orally)
    Indapex's nerd page Pharmacology, chemical data, effect profiles, and more
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    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki