Substance Index
Browse 274 substance articles focused on education and harm reduction, organized across 13 psychoactive classes. Open any page below to explore detailed information including: dosage & duration, subjective effects, reagent testing, pharmacology, interactions, harm potential, history & culture, legality, and further reading.
Tryptamine17
Scalines3
Arylcyclohexylamine16
Diarylethylamine (substituted)3
Other dissociatives1
Benzodiazepines22
GABA analogues5
Other GABAergics5
Antihistamines3
Alkaloid (tropane)2
Other deliriants1
Natural1
Synthetic3
Common3
Other antidepressants2
Cathinone16
Modafinil-like3
Other stimulants6