Anatomical Therapeutic Chemical Classification System
E462927
The Anatomical Therapeutic Chemical Classification System is an internationally used drug classification system that organizes medicines into groups according to the organ or system they act on and their therapeutic and chemical characteristics.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T4689702 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Anatomical Therapeutic Chemical Classification System Context triple: [ATC, fullName, Anatomical Therapeutic Chemical Classification System]
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A.
SNOMED CT
SNOMED CT is a comprehensive, multilingual clinical healthcare terminology used worldwide to standardize the recording and sharing of medical information in electronic health records.
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B.
Medical Subject Headings
Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary thesaurus used for indexing, cataloging, and searching biomedical and health-related information.
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C.
International Classification of Diseases
The International Classification of Diseases is a globally used diagnostic system that standardizes codes for diseases, health conditions, and related medical problems to support clinical care, research, and health statistics.
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D.
MeSH
MeSH (Medical Subject Headings) is a comprehensive controlled vocabulary thesaurus used for indexing, cataloging, and searching biomedical and health-related information.
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E.
SNOMED International
SNOMED International is a global not-for-profit organization responsible for developing and promoting the SNOMED CT clinical terminology standard used in healthcare systems worldwide.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Anatomical Therapeutic Chemical Classification System Target entity description: The Anatomical Therapeutic Chemical Classification System is an internationally used drug classification system that organizes medicines into groups according to the organ or system they act on and their therapeutic and chemical characteristics.
-
A.
SNOMED CT
SNOMED CT is a comprehensive, multilingual clinical healthcare terminology used worldwide to standardize the recording and sharing of medical information in electronic health records.
-
B.
Medical Subject Headings
Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary thesaurus used for indexing, cataloging, and searching biomedical and health-related information.
-
C.
International Classification of Diseases
The International Classification of Diseases is a globally used diagnostic system that standardizes codes for diseases, health conditions, and related medical problems to support clinical care, research, and health statistics.
-
D.
MeSH
MeSH (Medical Subject Headings) is a comprehensive controlled vocabulary thesaurus used for indexing, cataloging, and searching biomedical and health-related information.
-
E.
SNOMED International
SNOMED International is a global not-for-profit organization responsible for developing and promoting the SNOMED CT clinical terminology standard used in healthcare systems worldwide.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
drug classification system
ⓘ
pharmaceutical classification system ⓘ |
| abbreviation | ATC ⓘ |
| alsoKnownAs | ATC/DDD system ⓘ |
| appliesTo | human medicines ⓘ |
| ATCvetAppliesTo | veterinary medicines ⓘ |
| classificationCriterion |
anatomical site of action
ⓘ
chemical characteristics ⓘ pharmacological properties ⓘ therapeutic properties ⓘ |
| combinedWith | Defined Daily Dose system ⓘ |
| countryOfOrganization | Norway ⓘ |
| developedBy | World Health Organization ⓘ |
| exampleCodeRepresents | metformin ⓘ |
| fifthLevelExample | A10BA02 – Metformin ⓘ |
| fifthLevelRepresents | chemical substance ⓘ |
| firstLevelExample | A – Alimentary tract and metabolism ⓘ |
| firstLevelRepresents | anatomical main group ⓘ |
| fourthLevelExample | A10BA – Biguanides ⓘ |
| fourthLevelRepresents | chemical subgroup ⓘ |
| governedBy | ATC guidelines ⓘ |
| hasComponent | ATC code ⓘ |
| hasExampleCode | A10BA02 ⓘ |
| hasFormat | alphanumeric code ⓘ |
| hasLevel | five-level hierarchy ⓘ |
| hasVariant | ATCvet ⓘ |
| introducedIn | 1970s ⓘ |
| languageOfOfficialVersion | English ⓘ |
| maintainedBy | World Health Organization Collaborating Centre for Drug Statistics Methodology ⓘ |
| purpose |
classify drugs
ⓘ
organize medicines into groups ⓘ |
| relatedSystem | Defined Daily Dose ⓘ |
| secondLevelExample | A10 – Drugs used in diabetes ⓘ |
| secondLevelRepresents | therapeutic main group ⓘ |
| standardizedBy | World Health Organization guidelines ⓘ |
| thirdLevelExample | A10B – Oral blood glucose lowering drugs ⓘ |
| thirdLevelRepresents | pharmacological subgroup ⓘ |
| updatedBy | WHO Collaborating Centre for Drug Statistics Methodology ⓘ |
| updateFrequency | annually ⓘ |
| usedBy |
healthcare payers
ⓘ
pharmaceutical industry ⓘ regulatory authorities ⓘ researchers ⓘ |
| usedFor |
comparative studies of drug use between countries
ⓘ
drug utilization research ⓘ formulary management ⓘ health statistics ⓘ pharmacoepidemiology ⓘ reimbursement systems ⓘ |
| usedIn | internationally ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Anatomical Therapeutic Chemical Classification System Description of subject: The Anatomical Therapeutic Chemical Classification System is an internationally used drug classification system that organizes medicines into groups according to the organ or system they act on and their therapeutic and chemical characteristics.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Anatomical Therapeutic Chemical Classification System
WHO Collaborating Centre for Drug Statistics Methodology
→
responsibleFor
→
Anatomical Therapeutic Chemical classification system
ⓘ
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
ATCvet
→
fullName
→
Anatomical Therapeutic Chemical classification system for veterinary medicinal products
ⓘ
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System
linked to: Anatomical Therapeutic Chemical Classification System