Chemicals and Drugs

Pentazocine

The first mixed agonist-antagonist analgesic to be marketed. It is an agonist at the kappa and sigma opioid receptors and has a weak antagonist action at the mu receptor. (From AMA Drug Evaluations Annual, 1991, p97)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The first mixed agonist-antagonist analgesic to be marketed. It is an agonist at the kappa and sigma opioid receptors and has a weak antagonist action at the mu receptor. (From AMA Drug Evaluations Annual, 1991, p97)

Chemical Identity

Chemical Information

Molecular Formula
C19H27NO
Molecular Weight
285.4 g/mol
CAS Registry No.
359-83-1
IUPAC Name
(1R,9R,13R)-1,13-dimethyl-10-(3-methylbut-2-enyl)-10-azatricyclo[7.3.1.02,7]trideca-2(7),3,5-trien-4-ol
InChIKey
VOKSWYLNZZRQPF-GDIGMMSISA-N
SMILES
C[C@H]1[C@H]2CC3=C([C@@]1(CCN2CC=C(C)C)C)C=C(C=C3)O
MeSH Unique ID
D010423
Source
PubChem CID 441278

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

7 entry terms
  • Fortral
  • Lexir
  • Pentazocine Hydrochloride
  • Pentazocine Lactate
  • Talwin
  • Hydrochloride, Pentazocine
  • Lactate, Pentazocine

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

66(64)

MeSH Hierarchy

Tree Numbers

MeSH Record

NLM Classification

QV 89

AMA Style

References

  1. National Library of Medicine. Pentazocine. Medical Subject Headings (MeSH). 2026. Unique ID D010423. http://id.nlm.nih.gov/mesh/2026/D010423
  2. Pentazocine. In: Wikipedia. https://en.wikipedia.org/wiki/Pentazocine
  3. Pentazocine. In: Wikidata. https://www.wikidata.org/wiki/Q415793
  4. Pentazocine. In: PubChem Compound. CID 441278. https://pubchem.ncbi.nlm.nih.gov/compound/441278