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In the US, Tolcapone (tolcapone systemic) is a member of the drug class dopaminergic antiparkinsonism agents and is used to treat Parkinson's Disease.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Treatment of Parkinson's disease

Catechol-O-methyltransferase (COMT) inhibitor

Chemical Names

3,4-Dihydroxy-4'-metyl-5-nitrobenzophenon (IUPAC)

Metanone, (3,4-dihydroxy-5-nitrophenyl)(4-metyl-phenyl)-

Foreign Names

  • Tolcaponum (Latin)
  • Tolcapon (German)
  • Tolcapone (French)
  • Tolcapona (Spanish)

Generic Names

  • Tolcapone (OS: USAN, BAN, JAN)
  • Ro 40-7592 (IS: Roche)
  • Tolcapone (PH: USP 38)

Brand Names

  • Sen De Ning
    Dexin Runsheng Pharmaceutical, China
  • Tasmar
    ICN, Slovakia; Meda, Austria; Meda, Belgium; Meda, Denmark; Meda, Finland; Meda, France; Meda, Greece; Meda, Ireland; Meda, Netherlands; Meda, Norway; Meda, Poland; Meda, Portugal; Meda, Sweden; Meda, Turkey; MEDA Pharma, Switzerland; MEDA Pharma, Germany; Meda Pharma Sau, Spain; Meda Pharmaceuticals, United Kingdom; Roche, China; Roche, Italy; Valeant, Brazil; Valeant, New Zealand; Valeant, United States; Meda, Lithuania


BANBritish Approved Name
IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Click for further information on drug naming conventions and 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.