Skip to Content


In the US, Zafirlukast (zafirlukast systemic) is a member of the drug class leukotriene modifiers and is used to treat Asthma, Maintenance.

US matches:

UK matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Antiasthmatic agent

Anti-inflammatory agent

Leukotrien receptor antagonist

Chemical Name

Carbamic acid, [3-[[2-metoxy-4-[[[(2-metylphenyl)-sulfonyl]amino]carbonyl]phenyl]metyl]-1-metyl-1H-indol-5-yl]-, cyclopentyl ester

Foreign Names

  • Zafirlukastum (Latin)
  • Zafirlukast (German)
  • Zafirlukast (French)
  • Zafirlukast (Spanish)

Generic Names

  • Zafirlukast (OS: BAN, DCF, USAN, JAN)
  • ICI 204219 (IS: Zeneca)

Brand Names

  • Accolate
    AstraZeneca, Argentina; AstraZeneca, Bangladesh; AstraZeneca, Belgium; AstraZeneca, Brazil; AstraZeneca, Canada; AstraZeneca, Switzerland; AstraZeneca, China; AstraZeneca, Czech Republic; AstraZeneca, Spain; AstraZeneca, Finland; AstraZeneca, Hong Kong; AstraZeneca, Hungary; AstraZeneca, Indonesia; AstraZeneca, Ireland; AstraZeneca, Japan; AstraZeneca, Kenya; AstraZeneca, Kuwait; AstraZeneca, Lebanon; AstraZeneca, Lithuania; AstraZeneca, Malta; AstraZeneca, Mexico; AstraZeneca, Philippines; AstraZeneca, Portugal; AstraZeneca, Slovakia; AstraZeneca, Taiwan; AstraZeneca, United States; AstraZeneca, Venezuela; AstraZeneca, South Africa; AstraZeneca UK, United Kingdom; ICI, Pakistan
  • Accoleit
    AstraZeneca, Italy
  • Aeronix
    AstraZeneca, Spain
  • Benalucost
    Unicorn, Pakistan
  • Freesy
    Square, Bangladesh
  • Monokast
    Kahira, Egypt
  • Olmoran
    AstraZeneca, Spain
  • Ventair
    Delta Pharma, Egypt
  • Zafnil
    General Pharma, Bangladesh
  • Zalukast
    Egpi, Egypt
  • Zukast
    Beximco, Bangladesh


BANBritish Approved Name
DCFDénomination Commune Française
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
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.