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

<https://nuclide.cc/drugs/technegas/>
  a schema:Drug ;
  nuclide:kind "drug" ;
  schema:identifier "technegas" ;
  schema:name "Technegas (technetium Tc-99m labelled carbon inhalation aerosol)"@en ;
  schema:alternateName "Technegas"@en, "Tc-99m carbon nanoparticle aerosol"@en, "99mTc-CNP"@en, "Technegas" ;
  schema:description "A puff of radioactive carbon particles so fine they travel with the breath into the depths of the lung, where they stick. A gamma camera then photographs which parts of the lung are getting air, which is compared with a second scan showing which parts are getting blood."@en ;
  schema:url <https://nuclide.cc/drugs/technegas/> ;
  schema:dateModified "2026-09-23"^^xsd:date ;
  schema:citation <https://www.accessdata.fda.gov/drugsatfda_docs/label/2024/022335Orig1s000lbl.pdf>, <https://www.accessdata.fda.gov/drugsatfda_docs/nda/2024/022335Orig1s000Approv.pdf>, <https://pmc.ncbi.nlm.nih.gov/articles/PMC10144982/>, <https://www.cyclomedica.com/2023/10/02/united-states-fda-grants-approval-for-technegas/> ;
  nuclide:status "approved" ;
  nuclide:tag "ventilation", "V/Q", "technetium", "inhaled" ;
  nuclide:modality "Inhaled SPECT/gamma camera aerosol" ;
  nuclide:approval "US 2023: Visualisation of pulmonary ventilation, and evaluation of pulmonary embolism when paired with perfusion imaging, in adults and children aged 6 and over" ;
  nuclide:related <https://nuclide.cc/drugs/tc-99m-maa/>, <https://nuclide.cc/isotopes/kr-81m/>, <https://nuclide.cc/isotopes/tc-99m/>, <https://nuclide.cc/indications/pulmonary-embolism-vq/>, <https://nuclide.cc/companies/cyclopharm/>, <https://nuclide.cc/technologies/spect/> ;
  nuclide:indications <https://nuclide.cc/indications/pulmonary-embolism-vq/> ;
  nuclide:trials <https://nuclide.cc/trials/nct03054870/> .