Deschloroetizolam

The current CDSA does not name deschloroetizolam, and the Act's definition of analogue is not itself a blanket analogue schedule. However, Health Canada's official benzodiazepine status guidance expressly says that substances captured by its defined benzodiazepine core are captured under Schedule IV item 18. NIH's official record identifies deschloroetizolam as a thieno-fused triazolo-diazepine with a phenyl ring, and the guidance lists no exclusion applicable to that structure. Item 18 uses the words 'benzodiazepines, their salts and derivatives' rather than 'analogues'; this indicates structure-based benzodiazepine-class coverage and does not establish that all thienodiazepines are automatically controlled. Schedule IV conduct penalties are not a single blanket possession penalty: section 4(1) ordinary possession covers only Schedules I-III, while sections 5, 6 and 7 impose Schedule IV trafficking, unauthorized import/export and production maxima of three years indictable or one year summary. Section 4(2) separately addresses obtaining a Schedule IV substance or authorization from a practitioner without disclosure, with an 18-month indictable maximum. Deschloroetizolam is 2-ethyl-9-methyl-4-phenyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine (CAS RN 40054-73-7; NIH PubChem CID 827322), also represented in PubChem's IUPAC record as 4-ethyl-13-methyl-7-phenyl-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0^2,6]trideca-2(6),4,7,10,12-pentaene, with formula C17H16N4S. Health Canada's benzodiazepine guidance defines the applicable core as a diazepine structure with a fused aromatic ring, a six-membered ring at the relevant diazepine position, the required diazepine nitrogens, and further substitutions or fused rings. Under this structural rule, deschloroetizolam is covered by Schedule IV item 18.

Classified as a controlled drug under Turkish law.²³ Possession, production, supply, and import are all prohibited activities.

Controlled under the Neue-psychoaktive-Stoffe-Gesetz (New Psychoactive Substances Act) since July 18, 2019.¹⁸¹⁹ Production and import with intent to market, administration to others, and trading constitute criminal offenses.²⁰ Possession is prohibited but not subject to criminal penalty.²⁰

Listed as a Schedule III controlled substance since 2017 under Russian drug control legislation.²¹

Specifically named as a controlled substance under Verzeichnis E of Swiss narcotics scheduling.²²

Controlled under the Psychoactive Substances Act 2016, effective May 26, 2016.²⁴ Production, supply, and import are criminal offenses.²⁵²⁶²⁷ Personal possession is not criminalized under this legislation, though the substance remains in a legal grey area.