Chemicals and Drugs

Aminosalicylic Acid

An antitubercular agent often administered in association with ISONIAZID. The sodium salt of the drug is better tolerated than the free acid.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An antitubercular agent often administered in association with ISONIAZID. The sodium salt of the drug is better tolerated than the free acid.

Chemical Identity

Chemical Information

Molecular Formula
C7H7NO3
Molecular Weight
153.14 g/mol
CAS Registry No.
65-49-6
IUPAC Name
4-amino-2-hydroxybenzoic acid
InChIKey
WUBBRNOQWQTFEX-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1N)O)C(=O)O
MeSH Unique ID
D010131
Source
PubChem CID 4649

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

20 entry terms
  • 4-Aminosalicylic Acid
  • p-Aminosalicylic Acid
  • para-Aminosalicylic Acid
  • 4 Aminosalicylic Acid
  • Acid, Aminosalicylic
  • p Aminosalicylic Acid
  • para Aminosalicylic Acid
  • Alumino-4-Aminosalicylic Acid
  • Pamisyl
  • Rezipas
  • p-Aminosalicylic Acid Monolithium Salt
  • p-Aminosalicylic Acid Monopotassium Salt
  • p-Aminosalicylic Acid Monosodium Salt
  • p-Aminosalicylic Acid, Aluminum (2:1) Salt
  • p-Aminosalicylic Acid, Calcium (2:1) Salt
  • p-Aminosalicylic Acid, Monosodium Salt, Dihydrate
  • Alumino 4 Aminosalicylic Acid
  • p Aminosalicylic Acid Monolithium Salt
  • p Aminosalicylic Acid Monopotassium Salt
  • p Aminosalicylic Acid Monosodium Salt

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, 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

Indexing Annotation

AMINOSALICYLIC ACIDS is also available

MeSH Record

History Note

2010, 1963-1976

MeSH Record

Previous Indexing

  • Aminosalicylic Acids (1966-1976)

MeSH Hierarchy

Tree Numbers

  1. D02w.241w.223.100.050.500.642w
  2. D02w.241w.223.100.300.595w.100.060w
  3. D02w.241w.511w.390.595w.100.060w
  4. D02w.455w.426w.559w.389.127.020.937.642w
  5. D02w.455w.426w.559w.389.127.281.595w.100.060w
  6. D02w.455w.426w.559w.389.657w.410.595w.100.060w

AMA Style

References

  1. National Library of Medicine. Aminosalicylic Acid. Medical Subject Headings (MeSH). 2026. Unique ID D010131. http://id.nlm.nih.gov/mesh/2026/D010131
  2. Aminosalicylic Acid. In: Wikipedia. https://en.wikipedia.org/wiki/4-Aminosalicylic_acid
  3. Aminosalicylic Acid. In: Wikidata. https://www.wikidata.org/wiki/Q229924
  4. Aminosalicylic Acid. In: PubChem Compound. CID 4649. https://pubchem.ncbi.nlm.nih.gov/compound/4649