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25I-NBOMe vs MDMA

A side-by-side research comparison of 25I-NBOMe and MDMA across mechanism, dosing, half-life, benefits, side effects and research status.

Comparison table

Attribute25I-NBOMeMDMA
Full name2C-I-NBOMe (N-bomb)3,4-Methylenedioxymethamphetamine
CategoryPsychedelicsPsychedelics
StatusSchedule I (high-risk research compound)Schedule I (FDA Breakthrough Therapy for PTSD)
MechanismA very strong serotonin 5-HT2A receptor agonist active at sub-milligram doses.Triggers large releases of serotonin (and to a lesser extent dopamine and norepinephrine) and increases oxytocin, prolactin and cortisol. This produces feelings of trust, openness and emotional closeness that support psychotherapy.
Molecular weight427.33 g/mol193.25 g/mol
Half-lifeShort-moderate~7-9 hours
BioavailabilityOralOral, high
Typical doseVaries by individual and setting75-125 mg (often with an optional supplemental half-dose)
FrequencyOccasionalA small number of monthly sessions
RouteSublingual (must not be swallowed)Oral, in a supervised therapeutic setting

25I-NBOMe reported benefits

  • Listed for awareness and harm reduction
  • Often mis-sold as LSD (know the difference)
  • NBOMe research compound

MDMA reported benefits

  • Studied for treatment-resistant PTSD
  • Lowers fear response during trauma processing
  • Increases trust and emotional openness
  • Strong Phase 3 trial results from MAPS

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Research and educational reference only. Not medical advice.