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Also known as 4-INDOLOL, 3-[2-(ISOPROPYLMETHYLAMINO)ETHYL], 4-HYDROXY-N-ISOPROPYL-N-METHYLTRYPTAMINE, 3-[2-(ISOPROPYLMETHYLAMINO)ETHYL]-4-INDOLOL

An orally active two-carbon relative of psilocin, with one comparison putting 20 milligrams on par with 50 milligrams of psilocin, though another trial with the acetate ester was much milder. Onset at higher doses came within the first half hour.

Oral

Route dataTiHKAL

ThresholdLightCommonStrongHeavy
12–25 mg—+
025 mg
LightCommonStrongHeavy
Total4–6 hours
Plan when to take 4-HO-MIPT — see where onset, peak and comedown land on the clock

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