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

Lists of new ATC/DDDs and alterations

New ATC codes, DDDs and alterations are published twice annually. On this website you will find lists of new ATC codes, DDDs and alterations which are not included in the current electronic/printed version of the ATC/DDD index. Both temporary and final ATC codes, DDDs and alteration are included in the lists.

Last updated: 2009-10-23