Encyclopedia > Anatomical Therapeutic Chemical Classification System
The Anatomical Therapeutic Chemical Classification System is used for the classification of drugs. It is controlled by the WHO Collaborating Centre for Drug Statistics Methodology, and was first published in 1976. It has been suggested that this article or section be merged into Concept mining. ...
It has been suggested that Blockbuster drug be merged into this article or section. ...
The World Health Organization (WHO) is a specialized agency of the United Nations (UN) that acts as a coordinating authority on international public health. ...
1976 (MCMLXXVI) was a leap year starting on Thursday. ...
Drugs are divided into different groups according to the organ or system on which they act and/or their therapeutic and chemical characteristics. medicines, see medication and pharmacology. ...
Chemical classification systems attempt to classify elements or compounds according to certain chemical functional or structural properties. ...
Classification
In the system drugs are classified into groups at 5 different levels:
First level The first level of the code is based on a letter for the anatomical group and consists of one letter; there are 14 main groups: A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
A section of the Anatomical Therapeutic Chemical Classification System. ...
Second level The second level of the code is based on the therapeutic main group and consists of two digits.
Third level The third level of the code is based on the therapeutic/pharmacological subgroup and consists of one letter.
Fourth level The fourth level of the code is based on the chemical/therapeutic/pharmacological subgroup and consists of one letter.
Fifth level The fifth level of the code is based on the chemical substance subgroup and consists of two digits.
External links - [1] Official ATC website, hosted by the WHO Collaborating Centre for Drug Statistics Methodology
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