At a Glance
Dosage
oral
| Level | MDAI | 4-FMA |
|---|---|---|
| Threshold | 40 mg | 10 mg |
| Light | 40–100 mg | 25–50 mg |
| Common | 100–175 mg | 50–75 mg |
| Strong | 175–300 mg | 100–125 mg |
| Heavy | 300 mg | 125 mg |
Duration
oral
MDAI
oral
Come Up
Peak
Offset
Onset: 20 min – 40 minCome Up: 30 min – 1 hrsPeak: 2 hrs – 2.5 hrsOffset: 1 hrs – 2 hrs
4-FMA
oral
Peak
Afterglow
Effects
Shared Effects4
Unique to MDAI
Safety
Interaction: MDAI + 4-FMA
No direct interaction data available between these substances. This does not mean the combination is safe.
MDAI — Dangerous Interactions
4-FMA — Dangerous Interactions
Frequently Asked Questions
What is the difference between MDAI and 4-FMA?
MDAI is classified as a Entactogen (Aminoindane) while 4-FMA is classified as a Entactogen, Stimulants (Substituted amphetamines). They share 4 effects in common, with 23 effects unique to MDAI and 3 unique to 4-FMA.
Is it safe to combine MDAI and 4-FMA?
There is no direct interaction data available for combining MDAI and 4-FMA. This does not mean the combination is safe. Always exercise caution and research thoroughly.
Which is stronger, MDAI or 4-FMA?
At common doses via oral, MDAI is typically dosed at 100–175 mg while 4-FMA is dosed at 50–75 mg. However, "stronger" depends on context — potency, subjective intensity, and duration all factor in. These substances have different pharmacological profiles and comparing raw potency is not straightforward.