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🔗 MergedCompareTripSitPharmacology

Collated from TripSit, Pharmacology. Where sources differ (e.g. dosing), Compare shows them side by side.

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Also known as methylnaphtidateTS

Also commonly known as methylnapthidate. A functional stimulant similar to methylphenidate but with a longer duration. Not especially recreational.TS

Oral

Route dataTripSit

ThresholdLightCommonStrongHeavy
8 mg15–30 mg30–50 mg—+
050 mg
LightCommonStrongHeavy
Onset1–10 minutes
Total2–4 hours
After-effects1–8 hours
OnsetCome-upPeakOffset
Plan when to take HDMP-28 — see where onset, peak and comedown land on the clock

Fact-sheets from PsychonautWiki. Harm-reduction reference only — not medical advice.