# OnCo record orphan-drug (term). 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 owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/terms/orphan-drug/>
  a schema:DefinedTerm ;
  onco:kind "term" ;
  schema:identifier "orphan-drug" ;
  schema:name "Orphan drug"@en ;
  schema:alternateName "orphan drugs"@en, "orphan designation"@en, "orphan drug designation"@en, "orphan status"@en, "orphan indication"@en, "rare disease"@en, "rare diseases"@en ;
  schema:description "A drug for a rare disease (in the US, fewer than 200,000 patients) that gets extra incentives, tax credits, fee waivers and seven years of market exclusivity, to make development worthwhile. Most cancers qualify, so most cancer drugs are orphans."@en ;
  schema:url <https://onco.cc/terms/orphan-drug/> ;
  schema:dateModified "2026-09-09"^^xsd:date ;
  schema:sameAs <https://en.wikipedia.org/wiki/Orphan_drug> ;
  owl:sameAs <http://www.wikidata.org/entity/Q1367466> ;
  schema:citation <https://en.wikipedia.org/wiki/Orphan_drug> ;
  onco:related <https://onco.cc/terms/rare-cancers/>, <https://onco.cc/terms/accelerated-approval/>, <https://onco.cc/terms/breakthrough-designation/>, <https://onco.cc/terms/off-label/>, <https://onco.cc/terms/tumour-agnostic/> .