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

    CRL-40-941 Encyclopedic
    Encyclopedic
    Typical encyclopedia coverage. Cross-reference for important decisions.
    • 2 corroborating sources
    • 1 ROA with full dose ladder
    • duration data present
    • 19 combo interactions documented
    • classified Tentative
    • classified Research-chemical

    Aliases: Fladrafinil, Fluoromodafinil

    Psychedelic Stimulant Nootropic Research-chemical

    Summary TripSit

    A substance closely related to Adrafinil and Modafinil. It is the bis(p-fluoro) ring derivative of Adrafinil.

    Dose Information TripSit

    ROA Light Common Strong Heavy
    Oral 50-100mg 100-250mg 250-350mg 350mg+
    Light Common Strong Heavy

    Onset, Duration & After-effects TripSit

    ROA Onset Peak After Effects Total
    Oral 30-90 min 6-14 hrs 1-10 hrs 6-14 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 1.2
    Threshold 1/10

    Moderate body load with low visuals

    Visual Intensity ×3
    2
    color enhancement
    Headspace Depth ×3
    0
    Auditory Effects ×1
    0
    ⚠ Body Load / Somatic Effects ×1
    6
    nausea vasoconstriction increased heart rate
    Stimulant 6.8
    Strong+ 7/10

    Strong focus and anxiety/jitters with moderate euphoria and stimulation

    Stimulation / Energy ×3
    6
    stimulation wakefulness alertness enhancement
    Euphoria / Mood Lift ×2
    7
    physical euphoria cognitive euphoria motivation enhancement
    Focus / Productivity ×2
    10
    focus enhancement memory enhancement motivation enhancement
    ⚠ Anxiety / Jitters ×1
    8
    anxiety increased heart rate vasoconstriction
    Based on reports from:
    Erowid Experience Reports PsychonautWiki CRL-40-941
    View methodology →

    Tolerance

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

    Tolerance Decay

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

    Effects

    Positive
    • Stimulation
    • Physical euphoria
    Negative
    • Increased heart rate
    • Nausea
    • Headache
    • Headaches
    • Insomnia
    • Vasoconstriction
    • Motor impairment
    Neutral
    • Sedation
    Positive
    • Alertness enhancement
    • Wakefulness
    • Motivation enhancement
    • Focus enhancement
    • Memory enhancement
    • Cognitive euphoria
    • Anxiety suppression
    • Focus Enhancement
    Negative
    • Anxiety
    Neutral
    • Talkativeness
    Positive
    • Increased libido
    • Increased music appreciation
    • Increased Music Appreciation
    • Color enhancement
    Negative
    • Light sensitivity
    • Appetite suppression
    • Dehydration
    • Appetite Suppression
    Neutral
    • Dulled perception
    • Spontaneous physical sensations

    Combinations TripSit

    Cross-Check CRL-40-941 with another substance

    CRL-40-941's nerd page Pharmacology, chemical data, effect profiles, and more
    →

    Helpful Links

    📘 Experience Reports 📖 TripSit 📖 PsychonautWiki