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ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Antiallergic agent

Histamine H₁-receptor antagonist (H₁-antihistaminic)

Chemical Name

p-[2-[4-[1-(2-Etoxyetyl)-2-benzimidazolyl]piperidino]etyl]-α-metylhydratropic acid (WHO)

Foreign Names

  • Bilastinum (Latin)
  • Bilastin (German)
  • Bilastine (French)
  • Bilastina (Spanish)

Generic Names

  • Bilastine (OS: JAN)
  • UNII-PA1123N395 (IS)

Brand Names

  • Alektos
    Takeda, Brazil
  • Alerex 20 mg
    Ulagaylar, Turkey
  • Bellozal
    Menarini, Belgium
  • Bellozal 20mg
    Menarini International Operations, Luxembourg
  • Bilador
    Menarini, Slovenia
  • Bilanoa
    Taiho Yakuhin, Japan
  • Bilargen
    Menarini International Operations, Greece
  • Bilaska
    Menarini, France
  • Bilaxten
    A. Menarini, Philippines; A. Menarini, Poland; A. Menarini, Singapore; A. Menarini, Thailand; Faes, Spain; Faes Farma, Colombia; Faes Farma, Costa Rica; Faes Farma, Dominican Republic; Faes Farma, Guatemala; Faes Farma, Honduras; Faes Farma, Nicaragua; Faes Farma, Panama; Faes Farma, Peru; Faes Farma, El Salvador; Menarini, Malaysia; Menarini International, Sweden; UFSA, Turkey; Vitória, Portugal
  • Bilaxten 20mg
    Menarini, Switzerland
  • Bilaz
    Menarini International, Cyprus; Menarini International Operations, Greece
  • Bilidren
    Eurolab, Argentina; Pharma Brand Hosting, Chile
  • Bitosen
    Menarini International, Germany
  • Blexten
    Aralez Pharmaceuticals, Canada
  • Borenar
    Menarini, Romania
  • Clatra
    Menarini International Operations, Poland
  • Drynol
    A. Menarini, Ireland
  • Fortecal
    Faes, Bulgaria; Menarini, Bulgaria; Menarini, Bulgaria
  • Gosall
    Menarini International, Malta
  • Ibis
    Laboratorios Menarini, Spain
  • Ilaxten
    A. Menarini Farmaceutica Internazionale, United Kingdom
  • Ilexel
    Menarini, Belgium
  • Inorial
    Pierre Fabre Médicament, France
  • Lendin 20 mg
    Menarini International Operations Luxembourg S.A., Hungary
  • Lergonix
    A. Menarini, Portugal
  • Nasitop 20mg
    Menarini International Operations, Austria
  • Nixar
    A. Menarini, Serbia; Berlin-Chemie, Croatia (Hrvatska); Menarini, Georgia; Menarini-Von Heyden, Macedonia
  • Obalix
    GlaxoSmithKline, Spain
  • Olisir
    Menarini International Operations, Italy
  • Omarit
    Berlin-Chemie, Slovakia
  • Opexa
    A. Menarini, Estonia; Menarini, Lithuania; Menarini, Latvia
  • Revitelle
    Menarini, Finland
  • Robilas
    Menarini International Operations, Italy
  • Xados
    Berlin Chemie, Bosnia & Herzegowina; Menarini, Czech Republic
  • Zilas
    Menarini, Norway


ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
WHOWorld Health Organization

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.