Anodyne

Zolpidem
Zolpidem
Molecular structure via molpic based on CDK
Physical properties
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307.4 g/mol [1]
Melting point193-197 [1]
2.5 [1]
Structural Identifiers
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C19H21N3[1]
N,N-dimethyl-2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetamide [1]
CC1=CC=C(C=C1)C2=C(N3C=C(C=CC3=N2)C)CC(=O)N(C)C [1]
InChI=1S/C19H21N3O/c1-13-5-8-15(9-6-13)19-16(11-18(23)21(3)4)22-12-14(2)7-10-17(22)20-19/h5-10,12H,11H2,1-4H3 [1]
InChIKeyZAFYATHCZYHLPB-UHFFFAOYSA-N [1]
Dosing
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Elimination half-life2 – 3 hours[4]
Duration of action3 hours[5] [6]

Zolpidem

Zolpidem (also known as Zolpidemum, Sanval, Zolpidem civ, N,N-Dimethyl-2-[6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetamide, N,N,6-Trimethyl-2-(4-methylphenyl)imidazo(1,2-a)pyridine-3-acetamide, SL800750, SL 800750, SL 80-0750, N,N,6-Trimethyl-2-(4-methylphenyl)imidazo[1,2-a]pyridine-3-acetamide or N,n,6-trimethyl-2-p-tolyl-imidazo(1,2-a)pyridine-3-acetamide) is a substance of the imidazopyridine class.

Chemistry

Salts []

Zolpidem is typically found in the form of its hydrobromide, hydrochloride and tartrate salts.

 []

Zolpidem is a achiral mixture

Anodyne Usernotes
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0xea / Zolpidem[tartrate] via Effective ; Strange Thoughts and Dreams; Visual thoughts

Experience reports []

Legal status []

  • Australia: Zolpidem is a S4 substance.[3]
  • Brazil: Zolpidem is a B1 substance.
  • Canada: Zolpidem is a Schedule IV substance.
  • Germany: Zolpidem is a prescription only/Anlage III substance.
  • United Kingdom: Zolpidem is a Class C substance.
  • United States: Zolpidem is a Schedule I under the "Controlled Substances Act (CSA)".
  • United Nations: Zolpidem is a Schedule IV substance.

References []

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 5732, Zolpidem. Accessed June 27, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/5732

  2. U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Zolpidem. UNII: 7K383OQI23. Global Substance Registration System. Accessed June 27, 2025. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/7K383OQI23

  3. Scheduling of zolpidem (Stilnox). February 21, 2008. Accessed June 27, 2025. https://www.tga.gov.au/scheduling-zolpidem-stilnox

  4. Salvà P, Costa J. Clinical pharmacokinetics and pharmacodynamics of zolpidem. Therapeutic implications. Clinical Pharmacokinetics. September 1, 1995; 29(3):142–153.

  5. Sabe M, Kashef H, Gironi C, Sentissi O. Zolpidem stimulant effect: Induced mania case report and systematic review of cases. Progress in Neuro-Psychopharmacology & Biological Psychiatry. August 1, 2019; 94:109643.

  6. AMBIEN- zolpidem tartrate tablet, film coated. August 19, 2024. Accessed June 27, 2025. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=c36cadf4-65a4-4466-b409-c82020b42452