Description
Buy 4-FA Powder Uk
4-FA Powder (4-fluoroamphetamine) is a synthetic stimulant drug that is currently classified as a Schedule I controlled substance. It is also known as a “designer drug” or “research chemical,” created as a modified version of amphetamine.
Where to Buy 4-FA Powder
No matter which town you live in the United Kingdom, you can buy 4-FA Powder from us and have it delivered to any address of your choice. We have customers from Bristol, London, Manchester, Birmingham, and other towns in the UK, which has led us to develop a packaging style that is discreet and safe for our customers’ identities. We have a 100 % success delivery rate.
What It Is 4-FA Powder
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Chemical Identity: 4-FA is a synthetic, amphetamine-type stimulant. It is a ring-substituted amphetamine, which means its chemical structure is very similar to that of amphetamine.
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Appearance: It typically presents as a white or off-white powder and is also frequently found in pill or capsule form.
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Legal Status: As of February 17, 2026, the DEA has permanently placed 4-FA in Schedule I of the Controlled Substances Act. This means it is illegal to possess, distribute, or manufacture. It has no currently accepted medical use and a high potential for abuse.
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Other Names: You may also hear it referred to as 4-FMP, 4-Fluor, Flux, or 4-Flava.
4-FA Effects
4-FA is known for producing a combination of effects that are similar to both stimulants (like amphetamine) and entactogens (like MDMA, or ecstasy). The entactogenic effects refer to feelings of increased sociability and empathy.
Risk
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Cardiovascular Issues: Tachycardia (rapid heart rate), hypertension (high blood pressure), and cerebrovascular complications, including severe headaches and hemorrhagic stroke.
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Severe Hyperthermia: Dangerously high body temperature, which can be fatal.
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Neurological and Psychological Problems: Agitation, confusion, aggression, and tonic-clonic seizures.
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Other Serious Effects: Cases of rhabdomyolysis (muscle breakdown) and the need for intensive care have been reported. The drug has also been associated with deaths, sometimes when users thought they were taking other substances like MDMA or 2C-B.
Chemical Composition and Properties
| Property | Freebase (C₉H₁₂FN) | Hydrochloride Salt (C₉H₁₂FN·HCl) |
|---|---|---|
| Chemical Formula | C₉H₁₂FN | C₉H₁₃ClFN |
| Molecular Weight | 153.20 g/mol | 189.66 g/mol |
| CAS Registry Number | 459-02-9 | 64609-06-9 |
| Melting Point | Not determined | 152–154 °C / 156.9 °C |
| Boiling Point | 95-96 °C (at 17 mmHg) | Not applicable (decomposes) |
| Appearance | Oil/Liquid at room temp | White powder |





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