{"prefix":"vandf","name":"Veterans Administration National Drug File","description":"The National Drug File (NDF) is produced by the U.S. Department of Veterans Affairs, Veterans Health Administration (VHA). NDF is a centrally maintained electronic drug list used by the VHA hospitals and clinics. Facilities use the NDF to check drug interactions, to manage orders, and to send outpatient prescriptions to regional automated mail-out pharmacies. NDF includes information on clinical drugs, drug classes, ingredients and National Drug Code (NDC) Directory codes.","pattern":"^\\d+$","uri_format":"http://purl.bioontology.org/ontology/VANDF/$1","providers":[],"homepage":"https://www.nlm.nih.gov/research/umls/sourcereleasedocs/current/VANDF","contact":{"name":"Michael Lincoln","email":"michael.lincoln@med.va.gov"},"example":"4019477","example_extras":[],"deprecated":false,"mappings":{"aberowl":"VANDF","biolink":"VANDF","bioportal":"VANDF","fairsharing":"FAIRsharing.xn3pb3","hl7":"2.16.840.1.113883.6.229"},"synonyms":[],"keywords":["biomedical science","drug","drug interaction","ontology","pharmacology"],"publications":[{"pubmed":"12463886","pmc":"PMC2244318","title":"A semantic normal form for clinical drugs in the UMLS: early experiences with the VANDF","year":2002}],"appears_in":[],"depends_on":[],"namespace_in_lui":false,"contributor":{"name":"Charles Tapley Hoyt","orcid":"0000-0003-4423-4370","email":"cthoyt@gmail.com","github":"cthoyt"},"preferred_prefix":"vandf"}