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M
Opioides

Methadone

Street names: Done, Dolly, Amidone, methalone

⚡What it does

  • Estabilidad opioide de larga duración (24-36 horas), bloquea la retirada y los antojos

⚠Key risks

  • Se acumula a lo largo de los días: el riesgo de sobredosis es mayor en las primeras 2 semanas
  • Mistura fatal con benzo/alcohol

✚Overdose signs

  • Pinpoint pupilos
  • Respiración lenta
  • Extrema sedimentación

Comparación de categoría — Opioides

SubstanceClassTop risksStreet price
MethadoneSchedule IIAccumulates over days — overdose risk highest in first 2 weeks; Fatal mixing with benzos/alcohol~$10–$40 per 40 mg diskette
HeroinSchedule IExtremely addictive — physical dependence in weeks; Overdose: breathing slows or stops~$10–$40 per bag
FentanylSchedule IIRespiratory depression; Addiction in days~$20–$40 per counterfeit pill
Fentanyl HCl (powder)Schedule II / analogue prosecutionsLab-purity powder is far stronger than street mixes; Weighing errors are fatal~$60–$120/gram wholesale equivalent
AcetylfentanylSchedule I~5–15× weaker than fentanyl but still deadly at gram-level mistakes; Frequent cause of cluster overdoses~$25–$60/g where found
Furanylfentanyl (Fu-F)Schedule ILinked to hundreds of fatal overdoses 2016–2018; Potency similar to fentanyl~$20–$50/g
Street prices are regional estimates. Potency and cuts vary constantly.

?Frequently asked questions

What does Methadone look like?

Discetas naranja/roja (40 mg), líquido (cereza), comprimidos, ampollas inyectables

What are the signs of a Methadone overdose?

Pinpoint pupilos; Respiración lenta; Extrema sedimentación Call emergency services immediately and give naloxone if available — it reverses opioid overdoses.

How addictive is it?

Se acumula a lo largo de los días: el riesgo de sobredosis es mayor en las primeras 2 semanas Dependence can develop with regular use.

🔗Sources & further reading

Facts on this page are compiled from these primary sources. External links open in a new tab.