25B-NBOMe can be fatal at heavy doses.
It is strongly discouraged to take large amounts of this substance or to insufflate (snort) it. Please see this section for more details.
Psychoactive class: Psychedelics
Chemical class: Substituted phenethylamines
Heavy 25 - 50 - 200 - 350 - 500 µg
- Not habit-forming
- Potentially fatal at heavy dosages
- Full tolerance is reached almost immediately after ingestion
- Decreases to half after 1 week
- Returns to baseline after 2 weeks
- Cross-tolerance with all psychedelics
- Geometry: Eventually leads to level 8A geometry