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

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

Tel:  +47 21 07 81 60
E-mail:
 
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Guidelines for ATC classification and DDD assignment
Published Friday December 22 2017

Please note that the Guidelines 2018 have been revised. The content on the website will be updated accordingly in January 2018.

Archive

27.09.24
ATC/DDD Methodology Questionnaire: We Need Your Input!
08.05.24
Temporary ATC/DDDs including alterations from the March 2024 meeting
07.05.24
New DDDs for combination products
09.04.24
Course 2024
15.12.23
New ATC/DDDs and alterations included in the index of 2024
15.12.23
New DDDs for combination products
22.05.23
Courses 2023
22.05.23
Temporary ATC/DDDs including alterations from the March 2023 meeting
08.05.23
New DDDs for combination products
25.11.22
Temporary ATC/DDDs including alterations from the October 2022 meeting
25.11.22
New ATC/DDDs and alterations included in the index of 2023
25.11.22
New DDDs for combination products
05.05.22
Public consultation: New classification of L04A Immunosuppressants
02.05.22
New DDDs for combinations products
02.05.22
Temporary ATC/DDDs including alterations from the March 2022 meeting
24.11.21
New DDDs for combinations products
24.11.21
Temporary ATC/DDDs including alterations from the October 2021 meeting
24.11.21
New ATC/DDDs and alterations included in the index of 2022
03.05.21
New DDDs for combination products
30.04.21
Temporary ATC/DDDs including alterations from the March 2021 meeting
28.04.21
Public consultation: New classification of L01XC Monoclonal antibodies
15.03.21
ATC/DDD course 10 June 2021 - webinar
25.11.20
New ATC/DDDs and alterations included in the index of 2021
25.11.20
Temporary ATC/DDDs including alterations from the October 2020 meeting
25.11.20
New DDDs for combinations products
04.11.20
Courses 2021
07.05.20
New ATC/DDDs and alterations from the 2 April 2020 meeting
07.05.20
Updates of the list of DDDs for combined products
23.03.20
The meeting of the WHO International Working Group of Drug Statistics Methodology 19 March 2020 has been postponed
23.03.20
Course in ATC/DDD - postponed
04.12.19
Updates of the list of DDDs for combined products
02.12.19
Proposed new classification for L01XE Protein kinase inhibitors and L01XX Other antineoplastic agents
29.11.19
New ATC/DDD included in the index of 2020
29.11.19
New ATC/DDDs and alterations from the October 2019 meeting
12.11.19
List of DDDs for three years revision
02.05.19
Updates of the list of DDDs for combined products
02.05.19
New ATC/DDDs and alterations from the March 2019 meeting
18.12.18
List of DDDs for three years revision
13.12.18
Updates of the list of DDDs for combined products
26.11.18
New ATC/DDD included in the index of 2019
21.11.18
New ATC/DDDs and alterations from the October 2018 meeting
17.10.18
ATC/DDD course in Oslo 13-14 June 2019
15.05.18
Updates of the list of DDDs for combined products
15.05.18
New ATC/DDDs and alterations from the March 2018 meeting
23.02.18
ATC/DDD course in Oslo 7-8 June 2018
22.12.17
Guidelines for ATC classification and DDD assignment
29.11.17
Updates of the list of DDDs for combined products
28.11.17
New ATC/DDDs and alterations from the October 2017 meeting
09.05.17
New ATC/DDDs and alterations from the March 2017 meeting
09.05.17
Updates of the list of DDDs for combined products
21.02.17
ATC/DDD course in Oslo 12-13 June 2017
15.12.16
New ATC/DDD included in the index of 2017
05.12.16
Updates of the list of DDDs for combined products
02.11.16
ATC/DDD course in Oslo 12-13 June 2017
19.05.16
Updates of the list of DDDs for combined products
22.01.16
ATC classification of combinations of opioids and other analgesics
18.12.15
ATC/DDD course 9-10 June 2016 in Oslo
09.12.15
New ATC/DDD included in the index of 2016
09.12.15
List of DDDs for three years revision
08.12.15
Updates of the list of DDDs for combined products
02.12.15
New ATC/DDDs and alterations from the October 2015 meeting
28.10.15
ATC/DDD course in Oslo 9-10 June 2016
05.05.15
Updates of the list of DDDs for combined products
30.04.15
New ATC/DDDs and alterations from the March 2015 meeting
16.12.14
List of DDDs for three years revision

Last updated: 2024-09-27