3-FMA, a Entactogen, Stimulants, and 5-APB, 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 4 documented effects in common, with 1 effects unique to 3-FMA and 19 unique to 5-APB. This side-by-side comparison covers dosage, duration, subjective effects, and safety to help you make informed decisions.
| Interaction |
| Caution |
| Level | 3-FMA | 5-APB |
|---|---|---|
| Threshold | 5 mg | 20 mg |
| Light | 10–20 mg | 40–60 mg |
| Common | 20–35 mg | 60–80 mg |
| Strong | 35–50 mg | 80–100 mg |
| Heavy | 50 mg | 100 mg |
3-FMA
Total: 3 hrs – 7 hrs
5-APB
Total: 5 hrs – 8 hrs
Increased cardiovascular strain and neurotoxicity risk