# OnCo record choline-c11 (drug). 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/drugs/choline-c11/>
  a schema:Drug ;
  onco:kind "drug" ;
  schema:identifier "choline-c11" ;
  schema:name "Choline C-11"@en ;
  schema:alternateName "[11C]choline"@en, "Choline C 11 Injection" ;
  schema:description "Choline C-11 was the first PET tracer approved in the United States, in 2012, to find where prostate cancer has come back when PSA rises after treatment; PSMA tracers have now largely replaced it."@en ;
  schema:url <https://onco.cc/drugs/choline-c11/> ;
  schema:dateModified "2026-09-08"^^xsd:date ;
  schema:sameAs <https://en.wikipedia.org/wiki/Choline_C-11> ;
  schema:citation <https://en.wikipedia.org/wiki/Choline_C-11>, <https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=all&query=choline%20c%2011> ;
  onco:status "established" ;
  onco:tag "gap-fill", "chembl-universe" ;
  onco:modality "PET radiotracer, intravenous" ;
  onco:approval "US 2012: PET imaging of suspected prostate cancer recurrence with non-informative conventional imaging" ;
  onco:cancers <https://onco.cc/cancers/prostate/> ;
  onco:technologies <https://onco.cc/technologies/pet/>, <https://onco.cc/technologies/psma-pet/> ;
  onco:trials <https://onco.cc/trials/nct02260817/>, <https://onco.cc/trials/nct01377220/> .