5-APB, a Entactogen, Stimulants, and 3-FMA, a Entactogen, Stimulants, are frequently compared by users looking to understand their relative effects, dosage profiles, and safety considerations. Both are classified as Entactogen, Stimulantss, meaning they share a common pharmacological foundation. They share 5 documented effects in common, with 28 effects unique to 5-APB and 3 unique to 3-FMA. This side-by-side comparison covers dosage, duration, subjective effects, and safety to help you make informed decisions.
| Interaction |
| Caution |
| Level | 5-APB | 3-FMA |
|---|---|---|
| Threshold | 20 mg | 5 mg |
| Light | 40–60 mg | 10–20 mg |
| Common | 60–80 mg | 20–35 mg |
| Strong | 80–100 mg | 35–50 mg |
| Heavy | 100 mg | 50 mg |
5-APB
3-FMA
Increased cardiovascular strain and neurotoxicity risk