Opioides
AH-7921
Street names: Legal heroin, Doxylam
Overdose? Act now. Call emergency services — say "unresponsive, not breathing". Give naloxone for opioid-like signs. Hotlines
⚡What it does
- Opioide similar a la morfina sintetizado en la década de 1940; ~80% de la potencia de la morfina
- Breve historia como un "alto legal" antes de la programación
⚠Key risks
- Múltiples muertes en el Reino Unido 2014-2015 (detectadas junto con etizolam y otros NPS)
- Perfil de sobredosis de opioides estándar
- El caso que puso fin a la tolerancia "legal alta" del Reino Unido - llevó directamente al PSA 2016
✚Overdose signs
- Depresión Respiratoria
- Pinpoint pupils
- Unresponsive
Comparación de categoría — Opioides
| Substance | Class | Top risks | Street price |
|---|---|---|---|
| AH-7921 | Schedule I | Multiple UK deaths 2014–2015 (detected alongside etizolam and other NPS); Standard opioid overdose profile | Residual |
| Heroin | Schedule I | Extremely addictive — physical dependence in weeks; Overdose: breathing slows or stops | ~$10–$40 per bag |
| Fentanyl | Schedule II | Respiratory depression; Addiction in days | ~$20–$40 per counterfeit pill |
| Fentanyl HCl (powder) | Schedule II / analogue prosecutions | Lab-purity powder is far stronger than street mixes; Weighing errors are fatal | ~$60–$120/gram wholesale equivalent |
| Acetylfentanyl | Schedule 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 I | Linked 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 AH-7921 look like?
Polvo o comprimidos blancos o blancos; vendidos en línea como "químico de investigación" alrededor de 2013-2015
What are the signs of a AH-7921 overdose?
Depresión Respiratoria; Pinpoint pupils; Unresponsive Call emergency services immediately and give naloxone if available — it reverses opioid overdoses.
How addictive is it?
Múltiples muertes en el Reino Unido 2014-2015 (detectadas junto con etizolam y otros NPS) Dependence can develop with regular use.