Dimethyl Sulfone

In some countries, this medicine may only be approved for veterinary use.

CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Anti-inflammatory agent

Chemical Names

Methane, 1,1'-sulfonylbis-


Foreign Name

  • Dimethyl sulfon (German)

Generic Names

  • CCRIS 2938 (IS)
  • DMSO₂ (IS)
  • Methyl Sulphone (IS)
  • Methylsulfonylmethane (IS)
  • MSM (IS)
  • NSC 63345 (IS)
  • Methylsulfonylmethane (PH: USP 34)

Brand Names

  • Fremov (Dimethyl Sulfone and Glucosamine)
    East West, India
  • Jointace-DN (Dimethyl Sulfone and Glucosamine)
    Meyer, India
  • Osicare (Dimethyl Sulfone and Glucosamine)
    Systopic, India
  • Transam (veterinary use)
    Nature Vet, Australia

International Drug Name Search


ISInofficial Synonym
PHPharmacopoeia Name

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