Postal address:
WHO Collaborating Centre for Drug Statistics Methodology
Norwegian Institute of Public Health
P.O.Box 4404 Nydalen
0403 Oslo

Visiting/delivery address:
Marcus Thranes gate 6
0473 Oslo

Tel:  +47 21 07 81 60
Fax: +47 21 07 81 46

Alterations in ATC/DDD

Lists of ATC/DDD alterations decided at the latest meeting of the WHO International Working Group for Drug Statistics Methodology. Comments or objections to the ATC/DDD alterations should be forwarded to the WHO Collaborating Centre for Drug Statistics Methodology within the deadline. If no objections are received, the alterations will be considered final and included in the ATC/DDD Index. The year of implementation in the ATC/DDD Index is given in the list. 

Change in ATC codes

Change of ATC level name

Previous nameNew ATC level nameATC codeDeadline for objection to temporary alterations 1) Implementation in ATC/DDD index
acetylsalicylic acid and esomeprazoleacetylsalicylic acid, combinations with proton pump inhibitorsB01AC5601.02.2014Final
Other antihypertensivesAntihypertensives for pulmonary arterial hypertensionC02KX01.02.2014Final
cefuroxime, combinations with other antibacterialscefuroxime and metronidazole J01RA0301.02.2014Final
spiramycin, combinations with other antibacterialsspiramycin and metronidazole J01RA0401.02.2014Final

Change of DDDs

No changes.
1) Final: indicates that the date for objection has expired

Last updated: 2014-05-09