Cannabinoids
UR-144
Street names: UR-144, KM-X1, Abbott cyclopropyl cannabinoid
Overdose? Act now. Call emergency services — say "unresponsive, not breathing". Give naloxone for opioid-like signs. Hotlines
⚡What it does
- THC-like intoxication
- Shorter, harsher than cannabis
⚠Key risks
- Replaced JWH-018 after its ban — same ER-visit profile
- Seizures and kidney injury reported
- Unknown dosing per batch
✚Overdose signs
- Agitation
- Vomiting
- Seizures, confusion
Category comparison — Cannabinoids
| Substance | Class | Top risks | Street price |
|---|---|---|---|
| UR-144 | Schedule I | Replaced JWH-018 after its ban — same ER-visit profile; Seizures and kidney injury reported | In spice blends ~$5–$20/pack |
| 4F-ADB | Schedule I | Associated with 'Spice zombies' — catatonia, seizures; Unpredictable potency sprayed unevenly | ~$5–$20 per gram of 'herbal blend' |
| 5F-ADB / 5F-ADBICA | Schedule I | Multiple deaths linked to 5F-ADB (the compound behind early 'zombie spice' outbreaks); Seizures, kidney injury | ~$5–$20 per gram of blend |
| JWH-250 | Schedule I | First-generation spice compound; contaminated batches caused outbreaks; Anxiety, tachycardia | ~$5–$15 per gram of blend |
| NM-2201 (CBL-2201) | Analogue prosecutions | Little human data; Severe anxiety, seizures reported | ~$5–$20 per gram of blend |
| Cannabis (Weed) | Schedule I | Anxiety, panic attacks, paranoia — especially high-THC strains and concentrates; Impaired memory, coordination and driving ability for hours | ~$10–$20 per gram flower |
Street prices are regional estimates. Potency and cuts vary constantly.
?Frequently asked questions
What does UR-144 look like?
Sprayed on herbal blends; second-generation spice ingredient
What are the signs of a UR-144 overdose?
Agitation; Vomiting; Seizures, confusion Call emergency services immediately.
How addictive is it?
Replaced JWH-018 after its ban — same ER-visit profile Dependence can develop with regular use.