Chemicals and Drugs

Simethicone

A poly(dimethylsiloxane) which is a polymer of 200-350 units of dimethylsiloxane, along with added silica gel. It is used as an antiflatulent, surfactant, and ointment base.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A poly(dimethylsiloxane) which is a polymer of 200-350 units of dimethylsiloxane, along with added silica gel. It is used as an antiflatulent, surfactant, and ointment base.

Chemical Identity

Chemical Information

Molecular Formula
C6H18O4Si3
Molecular Weight
238.46 g/mol
CAS Registry No.
8050-81-5
IUPAC Name
dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane
InChIKey
AMTWCFIAVKBGOD-UHFFFAOYSA-N
SMILES
CO[Si](C)(C)O[Si](C)(C)C.O=[Si]=O
MeSH Unique ID
D012841
Source
PubChem CID 6433516

MeSH Record

Classification

Broader headings

Related Concepts

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

1 entry terms
  • Phazyme 125

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 Record

History Note

1991(1975)

MeSH Record

Previous Indexing

  • Silicones (1972-1974)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Simethicone. Medical Subject Headings (MeSH). 2026. Unique ID D012841. http://id.nlm.nih.gov/mesh/2026/D012841
  2. Simethicone. In: Wikipedia. https://en.wikipedia.org/wiki/Simeticone
  3. Simethicone. In: Wikidata. https://www.wikidata.org/wiki/Q419415
  4. Simethicone. In: PubChem Compound. CID 6433516. https://pubchem.ncbi.nlm.nih.gov/compound/6433516