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A triple monoamine reuptake inhibitor. This agonism for 5-HT2B makes it likely that 5-APB would be cardiotoxic with long term use, as seen in other 5-HT2B agonists such as fenfluramine and MDMA.

Dosage

Oral

Common: 70-100mg
Light: 40-60mg
Strong: 100mg+

Duration

Onset: 45 minutes
Duration: 7-8 hours
After effects: smooth come down/afterglow

Timeline

Onset
45 minutes
Peak
7-8 hours
04.4h8.8h
Typical
Extended range

Effects

Users describe effects ranging from total incapacitation and paranoia to euphoriaLargelyeffects reported were similar to that of the drug MDAwith euphoriaempathysedativesometimes stimulating effects