Skip to Content


In the US, Dantrolene (dantrolene systemic) is a member of the drug class skeletal muscle relaxants and is used to treat Chronic Spasticity and Malignant Hyperthermia.

US matches:

UK matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Muscle relaxant

Chemical Name

2,4-Imidazolidinedione, 1-[[[5-(4-nitrophenyl)-2-furanyl]metylene]amino]-

Foreign Names

Generic Names

Brand Names

  • Dantrolene Procter & Gamble
    Procter & Gamble, Taiwan
  • Dantamacrin
    Norgine, Switzerland; Norgine, Germany
  • Dantrelax
    Chemiepharm, Egypt
  • Dantrelax comp (Dantrolene and Paracetamol)
    Chemiepharm, Egypt
  • Dantrium
    Astellas, Japan; Farmo Quimica, Chile; JHP Pharmaceuticals, Israel; JHP Pharmaceuticals, United States; LENIS, Slovenia; Medcor, Netherlands; Merck Serono, France; Norgine, Belgium; Norgine, United Kingdom; Norgine, Ireland; Norgine, Netherlands; P & D, Malta; Pfizer, Australia; Pfizer, New Zealand; Procter & Gamble, United States; Spepharm, Cyprus; SpePharm Italia, Italy
  • Dantrium Intraveineux
    Norgine, France
  • Dantrolen
    AstraZeneca, Argentina; Cristalia, Brazil; Norgine, Austria; Sanolabor, Slovenia; Spepharm Holding, Czech Republic; Norgine, Switzerland; Norgine, Germany
  • Dantrolen (Dantrolene and Mannitol)
    Norgine, Germany
  • Dantrolene Sodium Global
    Global Pharmaceuticals, United States
  • Degison
    Kojar, Taiwan
  • Revonto
    US Worldmeds, United States


BANBritish Approved Name
BANMBritish Approved Name (Modified)
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Further information on drug naming conventions: International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.