Chemicals and Drugs

Sodium Channel Blockers

A class of drugs that act by inhibition of sodium influx through cell membranes. Blockade of sodium channels slows the rate and amplitude of initial rapid depolarization, reduces cell excitability, and reduces conduction velocity.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A class of drugs that act by inhibition of sodium influx through cell membranes. Blockade of sodium channels slows the rate and amplitude of initial rapid depolarization, reduces cell excitability, and reduces conduction velocity.

MeSH Record

Classification

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See Also

MeSH Record

Synonyms

10 entry terms
  • Channel Blockers, Sodium
  • Sodium Channel Blocker
  • Sodium Channel Inhibitor
  • Sodium Channel Inhibitors
  • Blocker, Sodium Channel
  • Channel Blocker, Sodium
  • Channel Inhibitor, Sodium
  • Channel Inhibitors, Sodium
  • Inhibitor, Sodium Channel
  • Inhibitors, Sodium Channel

MeSH Record

Aspects Covered

22 allowable subheadings

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

coordinate with DIURETICS if pertinent

MeSH Record

History Note

2002

MeSH Record

Previous Indexing

  • Ion Channels (1982-1988)
  • Sodium Channels/antagonists & inhibitors (1988-2001)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Sodium Channel Blockers. Medical Subject Headings (MeSH). 2026. Unique ID D026941. http://id.nlm.nih.gov/mesh/2026/D026941
  2. Sodium Channel Blockers. In: Wikipedia. https://en.wikipedia.org/wiki/Sodium_channel_blocker
  3. Sodium Channel Blockers. In: Wikidata. https://www.wikidata.org/wiki/Q7553303