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In the US, Flucytosine (flucytosine systemic) is a member of the drug class miscellaneous antifungals and is used to treat Candida Urinary Tract Infection, Candidemia, Cryptococcal Meningitis - Immunocompetent Host, Cryptococcal Meningitis - Immunosuppressed Host, Cryptococcosis, Fungal Endocarditis and Systemic Fungal Infection.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Antifungal agent

Chemical Name

2(1H)-Pyrimidinone, 4-amino-5-fluoro-

Foreign Names

  • Flucytosinum (Latin)
  • Flucytosin (German)
  • Flucytosine (French)
  • Flucitosina (Spanish)

Generic Names

  • Flucitosina (OS: DCIT)
  • Flucytosine (OS: BAN, USAN, JAN, DCF)
  • 5-FC (IS)
  • 5-Fluorocytosine (IS)
  • Ro 2-9915 (IS: Roche)
  • Flucitosina (PH: Ph. Eur. 8)
  • Flucytosin (PH: Ph. Eur. 8)
  • Flucytosine (PH: BP 2016, JP XVI, Ph. Eur. 8, Ph. Int. 4, USP 38)
  • Flucytosinum (PH: Ph. Eur. 8, Ph. Int. 4)

Brand Names

  • Ancobon
    A. Menarini, Hong Kong; ICN, United States
  • Ancotil
    Kyowa Yakuhin, Japan; Meda, Denmark; Meda, France; Meda, Ireland; Meda, Italy; Meda, Netherlands; Meda, Sweden; Meda Pharm, Austria; MEDA Pharma, Switzerland; MEDA Pharma, Germany; Meda Pharmaceuticals, United Kingdom; PharmaSwiss, Poland; Valeant, Australia
  • Ancotil 1%
    Meda, France
  • Flucytosine - Tai Sheng Pharm
    Taisheng Pharmaceutical, China
  • Flucytosine Oceanside
    Oceanside Pharmaceutcals, United States
  • Flusine
    TTY Biopharm, Taiwan


BANBritish Approved Name
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.