# OnCo record byondis (company). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/companies/byondis/>
  a schema:Organization ;
  onco:kind "company" ;
  schema:identifier "byondis" ;
  schema:name "Byondis"@en ;
  schema:alternateName "Synthon Biopharmaceuticals"@en, "Byondis B.V."@en ;
  schema:description "Byondis is a Dutch antibody-drug conjugate company, formerly Synthon Biopharmaceuticals, whose HER2 conjugate trastuzumab duocarmazine improved progression-free survival in the TULIP trial but did not win US approval."@en ;
  schema:url <https://onco.cc/companies/byondis/>, <https://www.byondis.com/> ;
  schema:dateModified "2026-09-17"^^xsd:date ;
  schema:citation <https://www.byondis.com/> ;
  onco:tag "drug-maker" ;
  schema:addressCountry "NL" ;
  onco:drugs <https://onco.cc/drugs/trastuzumab-duocarmazine/> .