Chemicals and Drugs

Nicotinic Acids

2-, 3-, or 4-Pyridinecarboxylic acids. Pyridine derivatives substituted with a carboxy group at the 2-, 3-, or 4-position. The 3-carboxy derivative (NIACIN) is active as a vitamin.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

2-, 3-, or 4-Pyridinecarboxylic acids. Pyridine derivatives substituted with a carboxy group at the 2-, 3-, or 4-position. The 3-carboxy derivative (NIACIN) is active as a vitamin.

MeSH Record

Classification

Broader headings

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

1 entry terms
  • Acids, Nicotinic

MeSH Record

Aspects Covered

28 allowable subheadings

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

MeSH Record

Indexing Annotation

/defic: consider also PELLAGRA; /ther use: coordinate disease with /drug ther, not /diet ther

MeSH Record

History Note

75; was NICOTINIC ACID 1963-74

MeSH Hierarchy

Tree Numbers

  1. D03w.066.515w
  2. D03w.383.725w.547w

MeSH Record

NLM Classification

QU 193

AMA Style

References

  1. National Library of Medicine. Nicotinic Acids. Medical Subject Headings (MeSH). 2026. Unique ID D009539. http://id.nlm.nih.gov/mesh/2026/D009539
  2. Nicotinic Acids. In: Wikipedia. https://en.wikipedia.org/wiki/Niacin
  3. Nicotinic Acids. In: Wikidata. https://www.wikidata.org/wiki/Q7030579