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    Disclaimer
    ⚠ PCP and its analogues are potent dissociatives with significant risk of psychosis, violent behavior, and overdose. Effects are highly unpredictable and dose-sensitive.
    🧪 This is a research chemical with limited data on its long-term health effects, toxicity profile, and safe dosage ranges.

    3-MeO-PCP

    Aliases: 3-meo, 3meopcp

    Dissociative Research-chemical

    Summary Erowid TripSit PsychonautWiki

    3-MeO-PCP is a dissociative anesthetic with effects that are compared to PCP and ketamine. It is an NMDA receptor antagonist. It has been available in online research chemical markets since 2010, with wide distribution beginning in 2011.

    Perspectives

    “I’m not sure if it’s easy to hole on 3-MeO-PCP by itself. It seems like you need some sort of potentiator. A lot of weed seemed to really do the trick though.”

    Dose Information TheDrug.Wiki TripSit PsychonautWiki

    ROA Light Common Strong Heavy
    Oral BA ~70-90% 4-8mg 8-15mg 15-25mg 25mg+
    Insufflated BA ~80-90% 2-5mg 5-8mg 8-12mg 12-15mg+
    Smoked 5-10mg 10-20mg 20-25mg 25mg+
    Light Common Strong Heavy

    Onset, Duration & After-effects TheDrug.Wiki TripSit PsychonautWiki

    ROA Onset Comeup Peak Offset After Effects Total
    Oral 30-90 min 0.75-2 hrs 2-3 hrs 1-2 hrs 4-48 hrs 3-5 hrs
    Insufflated 4-30 min 45-90 min 1.5-2 hrs 45-60 min 4-48 hrs 2-4 hrs

    Effect Profile

    62 reports

    Scores (1–10) curated from multiple sources:

    • Effect keyword matching from PsychonautWiki catalog
    • Validated against 47 Erowid trip reports
    • Weighted by importance: core (×3), major (×2), minor (×1)

    Full methodology

    Dissociative 7.1
    Strong+ 7/10

    Strong dissociative depth, mania, insight, and motor impairment

    Dissociative Depth ×3
    10
    depersonalization derealization consciousness disconnection tactile disconnection physical disconnection cognitive disconnection +6 more
    ⚠ Mania / Compulsion ×1
    10
    mania compulsive redosing delusions disinhibition stimulation
    Insight / Novel Thought ×2
    10
    conceptual thinking analysis enhancement perspective alterations creativity enhancement immersion enhancement perspective distortions
    ⚠ Motor / Sensory Impairment ×1
    10
    motor control loss tactile disconnection physical disconnection tactile suppression spatial disorientation visual disconnection +1 more
    Based on reports from:
    Effect Index Shredded by Noise Effect Index Crystal Clear Dream Recollection Effect Index The Grinding Depths Effect Index Enhanced Film Experience Effect Index Extreme Psychosis
    View methodology →

    Tolerance

    Build-up develops with repeated use over days to weeks
    Reset 2–4 weeks for noticeable reduction

    Tolerance Decay

    Full tolerance 3d Half tolerance 7d Baseline ~14d

    Model reflects rapid tolerance build with frequent use and slow decay over weeks as commonly reported for arylcyclohexylamines; confidence is limited due to reliance on user reports rather than controlled studies.

    Cross-Tolerances

    Ketamine
    50%
    PCP
    60%
    Other arylcyclohexylamines (e.g., 3‑MeO‑PCE, 3‑HO‑PCP)
    60%

    Effects Erowid Bluelight

    Aggregated from 47 Erowid and 15 Bluelight experience reports

    Positive Effects 37

    Dissociation 59.7% 93%
    Euphoria 45.2% 86%
    Stimulation 45.1% 80%
    Music Enhancement 45.1% 95%
    Empathy 42.6% 70%
    Color Enhancement 42.0% 88%
    Tactile Enhancement 42.0% 80%
    Joy 33.3% 84%
    Focus Enhancement 30.7% 80%
    Contentment 26.7% 81%
    Sociability Enhancement 26.7% 81%
    Introspection 25.8% 81%
    Body High 24.2% 85%
    Awe 20.0% 75%
    Insight 20.0% 85%
    Closed-Eye Visuals 19.4% 85%
    Peace 13.3% 82%
    Pain Relief 11.3% 88%
    Visual Trails 6.7% 85%
    Brightness Enhancement 6.7% 85%

    Adverse Effects 38

    Visual Distortions 45.1% 85%
    Anxiety 38.8% 82%
    Confusion 30.7% 82%
    Fear 26.7% 88%
    Muscle Tension 17.0% 70%
    Memory Suppression 17.0% 70%
    Nausea 14.9% 70%
    Delusion 13.3% 90%
    Panic 13.3% 88%
    Insomnia 13.3% 82%
    Communication Suppression 13.3% 82%
    Pupil Dilation 10.6% 70%
    Increased Heart Rate 10.6% 70%
    Restless Legs 6.7% 90%
    Itching 6.7% 85%
    Nystagmus 6.7% 85%
    Paranoid Ideation 6.7% 80%
    Entity Imagery 6.7% 75%
    Ego Inflation 6.7% 85%
    Cosmic Significance 6.7% 75%

    Combinations TripSit

    Trip Reports Effect Index

    Shredded by Noise nervewing Crystal Clear Dream Recollection nervewing The Grinding Depths nervewing Enhanced Film Experience FishCenterNicole Extreme Psychosis Cocoanatta
    3-MeO-PCP's nerd page Pharmacology, chemical data, effect profiles, and more
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    Helpful Links

    📘 Experience Reports 📖 TheDrug.Wiki 📖 PsychonautWiki 📖 TripSit 📖 Bluelight