| Acronym | ATC |
| Visibility | Public |
| Description | The Anatomical Therapeutic Chemical (ATC) Classification System is used for the classification of active ingredients of drugs according to the organ or system on which they act and their therapeutic, pharmacological and chemical properties. It is controlled by the World Health Organization Collaborating Centre for Drug Statistics Methodology (WHOCC), and was first published in 1976.
解剖学治疗学及化学分类系统用于根据药物作用的器官或系统及其治疗、药理和化学特性对药物的有效成分进行分类。该系统由世界卫生组织药物统计方法合作中心（WHOCC）管理，于1976年首次发布。 |
| Status | Production |
| Format | UMLS |
| Contact | WHO Collaborating Centre for Drug Statistics Methodology, whocc@fhi.no |
| Categories | English |
No views of ATC available
| Classes | 6,691 |
| Individuals | 0 |
| Properties | 3 |
| Maximum depth | 4 |
| Maximum number of children | 44 |
| Average number of children | 5 |
| Classes with a single child | 206 |
| Classes with more than 25 children | 15 |
| Classes with no definition | 6,691 |
We are still collecting data for this ontology.
No projects using ATC