Mephedrone
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3 sources
Also known as 4-mmc, meow, m-cat, 4-methylmethcathinone, 4mmc
A shortlived euphoric stimulant, developed as an analogue of MDMA, which was extremely popular in the research chemical scene before being banned. Commonly seen on street markets but rarer online. Very strong urge to redose compulsively.
Insufflated
Route dataTripSit
| Threshold | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| — | 15–25 mg | 20–80 mg | 75–125 mg | 125 mg+ |
0156.25 mg
LightCommonStrongHeavy
| Onset | 15–45 minutes |
|---|---|
| Total | 2–3 hours |
| After-effects | 6–24 hours |
OnsetCome-upPeakOffset
Oral
Route dataTripSit
| Threshold | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| — | 50–100 mg | 100–200 mg | 150–300 mg | 300 mg+ |
0375 mg
LightCommonStrongHeavy
| Onset | 15–45 minutes |
|---|---|
| Total | 2–3 hours |
| After-effects | 6–24 hours |
OnsetCome-upPeakOffset
Dangerous interactions
Plan when to take Mephedrone — see where onset, peak and comedown land on the clock
Plan a dose of Mephedrone
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Source: TripSit — Mephedrone ↗
Fact-sheets from PsychonautWiki. Harm-reduction reference only — not medical advice.