Comparison
Anfetamina vs Metanfetamina.
Side-by-side comparison of Anfetamina and Metanfetamina — dosage, effects, duration, legal status, and key harm reduction considerations.
- CategoryAnfetaminastimulantMetanfetaminastimulant
- Chemical classAnfetaminaamphetamineMetanfetaminasubstituted-amphetamine
- Common doseAnfetamina20–40 mgMetanfetamina15–40 mg
- Peak durationAnfetamina120–240 minMetanfetamina180–360 min
- Primary positivesAnfetaminaEstimulación y vigilia, Aumento de concentración y motivación, Confianza y locuacidadMetanfetaminaEuforia limpia, mucha seguridad en uno mismo, Subidón de libido, Ganas de hablar, trabajar, ordenarlo todo
- Primary negativesAnfetaminaAnsiedad y pensamientos acelerados (especialmente con dosis altas), Insomnio 6–12+ horas tras la última dosis, Tensión cardiovascularMetanfetaminaCarga cardiovascular fuerte, Ansiedad, paranoia, pensamientos en bucle, Alucinaciones táctiles ("bichos del crystal") en sesiones largas
- Legal (DE)Anfetaminaprescription-onlyMetanfetaminaprohibited
- Legal (NL)AnfetaminaillegalMetanfetaminaschedule-1
- Legal (US)Anfetaminaschedule-2Metanfetaminaschedule-2
- Legal (UK)Anfetaminaclass-bMetanfetaminaclass-a
| Anfetamina | Metanfetamina | |
|---|---|---|
| Category | stimulant | stimulant |
| Chemical class | amphetamine | substituted-amphetamine |
| Common dose | 20–40 mg | 15–40 mg |
| Peak duration | 120–240 min | 180–360 min |
| Primary positives | Estimulación y vigilia, Aumento de concentración y motivación, Confianza y locuacidad | Euforia limpia, mucha seguridad en uno mismo, Subidón de libido, Ganas de hablar, trabajar, ordenarlo todo |
| Primary negatives | Ansiedad y pensamientos acelerados (especialmente con dosis altas), Insomnio 6–12+ horas tras la última dosis, Tensión cardiovascular | Carga cardiovascular fuerte, Ansiedad, paranoia, pensamientos en bucle, Alucinaciones táctiles ("bichos del crystal") en sesiones largas |
| Legal (DE) | prescription-only | prohibited |
| Legal (NL) | illegal | schedule-1 |
| Legal (US) | schedule-2 | schedule-2 |
| Legal (UK) | class-b | class-a |
Key harm-reduction difference
Anfetamina and Metanfetamina differ most in their risk profiles and durations. Always research each independently before any session. If you are choosing between them based on safety alone, consult the full profiles and the interaction checker for any combinations you may be planning.
Related pages
FAQ.
- Is Anfetamina stronger than Metanfetamina?
- "Stronger" depends on the metric. Compare dose ranges, subjective intensity, and duration side by side above. Always factor in individual tolerance.
- Can I combine Anfetamina and Metanfetamina?
- Check the interaction checker for this specific pair. Many combinations carry serious risk even at low doses.
- Which lasts longer, Anfetamina or Metanfetamina?
- Duration varies by route. See the comparison table above for peak and total duration by the most common route.
- Anfetamina vs Metanfetamina: which is safer?
- Neither substance is "safe" in absolute terms. Harm is a function of dose, setting, purity, and individual factors. The comparison above covers the key risk differences.
- Are Anfetamina and Metanfetamina in the same drug class?
- See the category and chemical class rows above. Substances in different classes often have very different risk profiles even if subjective effects overlap.
- Is Anfetamina legal where Metanfetamina is?
- Legal status is substance- and jurisdiction-specific. See the legal status section for key countries.
- Where can I get harm reduction info for Anfetamina and Metanfetamina?
- Each substance has a full profile on this site with dosage, interactions, testing, and legal information. Follow the links at the bottom of this page.
- How do I test whether my substance is Anfetamina or Metanfetamina?
- Reagent testing can distinguish most substances. Check the reagent guide tool for expected color reactions for both.