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newest 2024spec sheet10 rows
3-FEA is the N-ethyl version of 3-fluoroamphetamine, meaning it has an ethyl group on the nitrogen and a fluorine at the meta position of the ring. Like other fluorinated amphetamines it raises dopamine, norepinephrine, and some serotonin. It is an obscure research chemical with little safety data, so it should be treated cautiously.
- Stimulation and energy
- Mild mood lift
- Wakefulness
- Raised heart rate and blood pressure
- Overheating risk
Mechanism
3-FEA is a substituted amphetamine presumed to act as a releasing agent and at the , , and transporters, similar to related N-ethyl and fluorinated amphetamines. The N-ethyl group tends to soften the pure stimulant edge and add a mild mood or entactogen-like tint compared with the N-methyl versions. Its exact receptor profile is not well established.
receptor fingerprint
transporter (NET)Releaser
()Releaser
transporter (SERT)Releaser
Dosingtypical ranges, not medical advice
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Safetyrisks and cautions, not medical advice
Because it is poorly studied, its dose-response and toxicity are largely unknown, which is itself a risk. As a monoamine releaser it can raise heart rate and blood pressure and cause overheating, and its serotonin activity makes MAOIs and other serotonergic drugs a serotonin-toxicity hazard. Expect the usual stimulant downsides of sleep loss, appetite suppression, and comedown. Not medical advice.
Subjective profileweighing the evidence above
Not worth the risk. Its dose response and toxicity are essentially unmapped, the serotonin activity makes MAOIs and other serotonergic drugs a real hazard, and nothing it offers is unavailable from stimulants with an actual safety record.
Resources
This entry is here for reference.
Research
- 1.Abused drug-induced intracranial self-stimulation is correlated with the alteration of dopamine transporter availability in the medial prefrontal cortex and nucleus accumbens of mice
- 2.Withdrawal from 3-Fluoroethamphetamine induces hyperactivity and depression-like behaviors in male mice
2 listed here; entry last updated July 2026
Reviews
My notesprivate to this device
FAQ
How is 3-FEA different from 3-FMA?
It carries an N-ethyl group instead of N-methyl, which usually makes it a bit softer and more mood-tinted, though it is far less studied.
Is it well researched?
No. It is an obscure compound with very little pharmacological or safety data, so its risks are hard to predict.
Does it pose a serotonin risk?
Likely yes with serotonergic drugs and MAOIs, since fluorinated amphetamines generally release some serotonin.
Adverse effects
- Raised heart rate and blood pressure
- Overheating risk
Notes and cautions
- Poorly studied safety profile
- Comedown