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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

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Accession:CHEBI:52217 term browser browse the term
Definition:Any substance introduced into a living organism with therapeutic or diagnostic purpose.
Synonyms:related_synonym: farmaco;   medicament;   pharmaceuticals
 alt_id: CHEBI:33293;   CHEBI:33294

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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19785
    role 19732
      application 19391
        pharmaceutical 19272
          SH-11037 0
          adjuvant + 1595
          aspirin-based probe AP 0
          blood substitute + 53
          diagnostic agent + 722
          drug + 19272
          radiopharmaceutical + 1
paths to the root


RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.