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

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Marcus Thranes gate 6
0473 Oslo
Norway

Tel:  +47 21 07 81 60
Fax: +47 21 07 81 46
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New search    Show text from Guidelines

ATC/DDD Index 2014

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ATC code

  • All ATC levels are searchable.
  • A search will result in showing the exact substance/level and all ATC levels above (up to 1st ATC level).

Name

  • "Name" is defined as the name of the substance (normally the INN name) or the name of the ATC level. Note that trademarks are not searchable.
  • A minimum of three letters must be entered in the name box. Select a query that contain part of or a query that start with the letter entered.
  • For ATC combination levels, please note that all active ingredients would normally not be searchable.

DDD

The DDDs, which will be reviewed in 2014 (3 year revision), are listed here and in the annex I in the printed ATC Index. See also Guidelines: Part III; D Principles for reviewing and changing DDD and Part V; D Requests for changes to DDDs.

To express the DDD several abbreviations are used for units and routes of administration.

Units

g= gram
mg= milligram
mcg= microgram
U= unit
TU= thousand units
MU= million units
mmol= millimole
ml= millilitre (e.g. eyedrops)

Route of administration (Adm.R)

Implant= Implant
Inhal= Inhalation
N= nasal
Instill= Instillation
O= oral
P= parenteral
R= rectal
SL= sublingual/buccal
TD= transdermal
V= vaginal

Last updated: 2013-12-19