Library
4-MeO-butirfentanil
4-MeO-Butyrfentanyl is a rare synthetic opioid and analogue of fentanyl, distinct from the related compound butyrfentanyl. It is classified as a research chemical with habit-forming properties. Extremely limited information exists regarding its pharmacology, safety profile, and appropriate dosing parameters. As with other fentanyl analogues, overdose carries a significant risk of respiratory depression. Extreme caution is strongly advised, and it should not be combined with other stimulants or depressants.
Also known as: 4-meo-bf
Classification
- Chemical: Anilidopiperidine
- Chemical: Opioid
- Psychoactive: Depressant
- Tag: Habit-Forming
- Tag: Research-Chemical
- Tag: Sedative
- Tag: Tentative
Effects
- Sedation
- Motor Impairment
- Respiratory Depression
- Constipation
- Pupil Constriction
- Itchiness
- Reduced Anxiety
- Euphoria
- Anxiety Suppression
- Dulled Perception
Routes of Administration
Oral
Dosage
No data available for this section yet.
Duration
Harm Reduction
Check interactions before mixing substances, pay attention to dose spacing and hydration, and treat all dosage guidance as approximate rather than guaranteed safe.
Sources
Substance data is aggregated from the following public harm-reduction and reference sources.
Links
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