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Unified Medical Language System (UMLS)

VANDF (National Drug File) - Statistics


Semantic Type Distribution

Semantic Type IDSemantic Type NameCount Percentage Distribution
T200Clinical Drug1431035.4
T074Medical Device954723.6
T121Pharmacologic Substance702317.4
T109Organic Chemical464011.5
T168Food6751.7
T116Amino Acid, Peptide, or Protein6741.7
T129Immunologic Factor5091.3
T203Drug Delivery Device5081.3
T130Indicator, Reagent, or Diagnostic Aid4651.2

Term Type Counts

Term TypeExpanded FormCount
CDClinical Drug27921
ABAbbreviation in any source vocabulary24387
INName for an ingredient8058
PTDesignated preferred name578
MTH_RXN_CDRxNorm Created CD417

Attribute Counts

Attribute TypeExpanded FormCount
NDCNational Drug Code corresponding to a clinical drug (e.g. 000023082503)247846
VACVA Class - the code of an NDF/HT drug class name (e.g. AM110)28916
NFINational formulary indicator - "YES" or "NO" indicating whether a drug is in the VA's National Formulary28340
VA_GENERIC_NAMEVA generic name28338
VA_CLASS_NAMEVA class name28338
NF_NAMENational Formulary Name28338
DDFDrug Doseform (e.g. chewable tablet)28338
NDF_TRANSMIT_TO_CMOPNDF Transmit to Consolidated Mail Outpatient Pharmacy (CMOP)28327
DCSAControlled Substance Act designation code (e.g. 0,2,3n)28318
VMOVA CMOP (central mail - order pharmacy) ID24714
VA_DISPENSE_UNITVA dispense unit24683
SNGL_OR_MULT_SRC_PRDSingle or multi-source product11936
EXCLUDE_DI_CHECKExclude drug interaction check11890
NF_INACTIVATENational Formulary Inactivation Date - the date a drug was removed from the VA's National Formulary9279
DRUG_CLASS_TYPEVA Drug class type - Values can be "Major","Minor","Sub Class", or "0","1","2" respectively578
PARENT_CLASSVA Internal entry number of the parent class543

Relationship Counts

Relation Name/Additional LabelExpanded FormCount
RO/ingredient_ofhas relationship other than synonymous, narrower, or broader/Ingredient of58948
RO/has_ingredienthas relationship other than synonymous, narrower, or broader/Has ingredient58948
RN/isahas a narrower relationship/Is a28315
RB/inverse_isahas a broader relationship/Inverse is a28315
SY/print_name_ofsource asserted synonymy./Print name of24709
SY/has_print_namesource asserted synonymy./Has print name24709

Definition Count

Count
0

Source Overlap

Source# Concepts Sharing Atom/# Total ConceptsPercentage Distribution
NDFRT23554/3350670.3
RXNORM16808/3350650.2
NDDF13460/3350640.2
MMSL13339/3350639.8
MMX9763/3350629.1
SNOMEDCT_US9332/3350627.9
SCTSPA9257/3350627.6
GS8401/3350625.1
MTHSPL8242/3350624.6
RCD4018/3350612.0
MSH3770/3350611.3
NCI3586/3350610.7
NCI_FDA3228/335069.6
CHV3035/335069.1
MEDCIN2900/335068.7
DRUGBANK2367/335067.1
SNMI2211/335066.6
MSHFRE2024/335066.0
ATC1936/335065.8
MSHGER1778/335065.3
MSHPOR1659/335065.0
MSHCZE1674/335065.0
MSHSPA1637/335064.9
MSHITA1639/335064.9
MSHSWE1528/335064.6
MSHPOL1537/335064.6
MSHRUS1537/335064.6
MSHFIN1405/335064.2
USPMG1421/335064.2
MSHJPN1366/335064.1
SNM1241/335063.7
LNC1187/335063.5
CSP881/335062.6
PDQ762/335062.3
LCH_NW770/335062.3
NCI_NCI-GLOSS681/335062.0
AOD608/335061.8
MSHNOR557/335061.7
NCI_DCP503/335061.5
MSHSCR515/335061.5
LCH519/335061.5