WHOCC
Postal address:
Norwegian Institute of Public Health
WHO Collaborating Centre for Drug Statistics Methodology
Postboks 222 Sk°yen
0213 Oslo
Norway

Visiting/delivery address:
Myrens verksted 6H
0473 Oslo
Norway

Tel:  +47 21 07 81 60
E-mail:
 
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New ATC 3rd and 4th levels

List of latest ATC/DDD decisions from the WHO International Working Group for Drug Statistics Methodology. Comments or objections to the decisions should be forwarded to the WHO Collaborating Centre for Drug Statistics Methodology within the deadline (see list). If no objections are received, the new ATC/DDD decisions will be considered final and included in the ATC/DDD Index. In the list final indicates that the date for objection has expired. The year of implementation in the ATC/DDD Index is given in the list.

Please note that the ATC and DDD alterations are only valid and implemented in the coming annual updates of January 1st.

ATC codeATC level nameDeadline for objection to temporary codesImplementation in ATC/DDD index
C09XXOther agents acting on the renin-angiotensin system01.02.20242025
L01XMIsocitrate dehydrogenase (IDH) inhibitors01.02.20242025

Last updated: 2023-12-12