Chemicals and Drugs

Congo Red

An acid dye used in testing for hydrochloric acid in gastric contents. It is also used histologically to test for AMYLOIDOSIS.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An acid dye used in testing for hydrochloric acid in gastric contents. It is also used histologically to test for AMYLOIDOSIS.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

1 entry terms
  • Red, Congo

MeSH Record

Aspects Covered

19 allowable subheadings

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

MeSH Hierarchy

Tree Numbers

  1. D02w.455w.426w.559w.847w.638.555w.300w
  2. D02w.886w.645.600w.080.050.650w.250w
  3. D04w.615w.638.555w.300w

AMA Style

References

  1. National Library of Medicine. Congo Red. Medical Subject Headings (MeSH). 2026. Unique ID D003224. http://id.nlm.nih.gov/mesh/2026/D003224
  2. Congo Red. In: Wikipedia. https://en.wikipedia.org/wiki/Congo_red
  3. Congo Red. In: Wikidata. https://www.wikidata.org/wiki/Q114391