The Anatomical Therapeutic Chemical ATC mark System is the monitor drug ownership and for research to update quality medication use. It does not imply drug recommendation or efficacy. it is controlled by the World Health Organization Collaborating Centre for Drug Statistics Methodology WHOCC, together with was first published in 1976.
The ATC system is based on the earlier Anatomical Classification System, which is sent as a tool for the pharmaceutical industry to categorize pharmaceutical products as opposed to their active ingredients.European Pharmaceutical Market Research connection EphMRA & is being submits by the EphMRA and Intellus. Its codes are organised into four levels. The WHO's system, having five levels, is an reference and right of the EphMRA's. It was first published in 1976.