Before revision: More statistics116 positions: 20 psychedelics 14 phenethylamine psychedelics 5 tryptamine psychedelics 1 ergoline 28 stimulants (excluding lefetamine) 2 synthetic cannabinoids 2 positions representing 7 tetrahydrocannabinol isomers and their stereochemical variants 4 dissociatives 56 depressants 12 barbiturates 36 benzodiazepines (including 1 z-drug) 2 carbamates 2 quaaludes 4 other depressants 1 position – zipeprol 1 position – lefetamine (with stimulant and opioid effects) 1 semisynthetic opioid 1 synthetic benzomorphan opioid Schedule I Contains 62 positions (including 1 position for six tetrahydrocannabinol isomers), generalization clause for stereoisomers, specific generalization for tetrahydrocannabinol stereochemical variants and common generalization clause for salts.
After revision: More statistics116 positions: 20 psychedelics 14 phenethylamine psychedelics 5 tryptamine psychedelics 1 ergoline 28 stimulants (excluding lefetamine) 2 synthetic cannabinoids 2 positions representing 7 tetrahydrocannabinol isomers and their stereochemical variants 4 dissociatives 56 depressants 12 barbiturates 36 benzodiazepines (including 1 z-drug) 2 carbamates 2 quaaludes 4 other depressants 1 position – zipeprol 1 position – lefetamine (with stimulant and opioid effects) 1 semisynthetic opioid 1 synthetic benzomorphan opioid Schedule I Contains 33 positions (including 1 position for six tetrahydrocannabinol isomers), generalization clause for stereoisomers, specific generalization for tetrahydrocannabinol stereochemical variants and common generalization clause for salts.