Opioids
MT-45 (IC-6)
Street names: MT-45, IC-6
Overdose? Act now. Call emergency services — say "unresponsive, not breathing". Give naloxone for opioid-like signs. Hotlines
⚡What it does
- Racemic opioid with unusual profile — analgesia plus stimulant-like activity
⚠Key risks
- SIGNATURE HARM: audiovestibular damage — users developed deafness and balance disorders (ototoxicity unique among opioids)
- Respiratory depression
- Sweden reported poisonings; scheduling followed
✚Overdose signs
- Respiratory depression
- Sedation
- Hearing/balance disturbance (signature)
Category comparison — Opioids
| Substance | Class | Top risks | Street price |
|---|---|---|---|
| MT-45 (IC-6) | Schedule I | SIGNATURE HARM: audiovestibular damage — users developed deafness and balance disorders (ototoxicity unique among opioids); Respiratory depression | Residual grey-market |
| 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 MT-45 (IC-6) look like?
White powder — 1970s compound revived as 'legal opioid'
What are the signs of a MT-45 (IC-6) overdose?
Respiratory depression; Sedation; Hearing/balance disturbance (signature) Call emergency services immediately and give naloxone if available — it reverses opioid overdoses.
How addictive is it?
SIGNATURE HARM: audiovestibular damage — users developed deafness and balance disorders (ototoxicity unique among opioids) Dependence can develop with regular use.