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LSD vs Nitrous Oxide

A side-by-side research comparison of LSD and Nitrous Oxide across mechanism, dosing, half-life, benefits, side effects and research status.

Comparison table

AttributeLSDNitrous Oxide
Full nameLysergic acid diethylamideNitrous oxide (laughing gas)
CategoryPsychedelicsPsychedelics
StatusSchedule I (research compound)Medical/dental anesthetic
MechanismActivates serotonin 5-HT2A receptors (and others), changing perception, mood and the way brain networks communicate. Effects last much longer than most psychedelics.Blocks NMDA glutamate receptors and affects opioid pathways, producing brief dissociation and pain relief.
Molecular weight323.43 g/mol44.01 g/mol
Half-life~3-5 hoursVery short
BioavailabilityOralOral
Typical dose100-200 mcg in clinical trialsVaries by individual and setting
FrequencyOne to a few supervised sessionsOccasional
RouteOral, in a supervised therapeutic settingInhaled

LSD reported benefits

  • Studied for anxiety in serious illness
  • Explored for depression and addiction
  • Long duration allows deep therapeutic work
  • Renewed clinical research interest

Nitrous Oxide reported benefits

  • Established medical/dental use
  • Very short experience
  • Studied for treatment-resistant depression
  • Rapid onset and offset

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Research and educational reference only. Not medical advice.