Cyclobarbital

Cyclobarbital, cyclobarbitol or cyclobarbitone is a barbiturate derivative developed in the early 1970s in the Soviet Union.^[2]

AHFS/Drugs.comInternational Drug Names

Routes of
administrationOral (tablets)

ATC code

• N05CA10 (WHO)

Legal status

• BR: Class B1 (Psychoactive drugs)^[1]
• CA: Schedule IV
• DE: Anlage II (Authorized trade only, not prescriptible)
• UK: Class B
• UN: Psychotropic Schedule III

Quick facts Clinical data, AHFS/Drugs.com ...

Cyclobarbital

Clinical data
AHFS/Drugs.com	International Drug Names
Routes of administration	Oral (tablets)
ATC code	N05CA10 (WHO)
Legal status
Legal status	BR: Class B1 (Psychoactive drugs)[1] CA: Schedule IV DE: Anlage II (Authorized trade only, not prescriptible) UK: Class B UN: Psychotropic Schedule III
Pharmacokinetic data
Metabolism	Hepatic
Excretion	Renal
Identifiers
IUPAC name 5-(1-cyclohexenyl)-5-ethyl-1,3-diazinane-2,4,6-trione
CAS Number	52-31-3 Y calcium: 143-76-0 Y
PubChem CID	5838
ChemSpider	5632 Y
UNII	0M8A98AD9H calcium: 0HZN7FV25R Y
KEGG	D07323 N
ChEMBL	ChEMBL268164 Y
CompTox Dashboard (EPA)	DTXSID9022865
ECHA InfoCard	100.000.127
Chemical and physical data
Formula	C12H16N2O3
Molar mass	236.271 g·mol−1
3D model (JSmol)	Interactive image
SMILES O=C1NC(=O)NC(=O)C1(/C2=C/CCCC2)CC
InChI InChI=1S/C12H16N2O3/c1-2-12(8-6-4-3-5-7-8)9(15)13-11(17)14-10(12)16/h6H,2-5,7H2,1H3,(H2,13,14,15,16,17) Y Key:WTYGAUXICFETTC-UHFFFAOYSA-N Y
NY (what is this?)  (verify)

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It was available in Russia until 2019, marketed and distributed as Reladorm, a fixed-dose combination pairing 100 mg cyclobarbital and 10 mg diazepam (a benzodiazepine anxiolytic, muscle relaxant, and anticonvulsant) indicated for treating insomnia before it was discontinued in 2019.