ATC 51st Executive Summary
51st Meeting of the WHO International Working Group For Drug Statistics Methodology
Overview
During the 51st Meeting of the WHO International Working Group for Drug Statistics Methodology, totally 43 new ATC 5th level codes were established in addition to three new ATC 4th levels.
One ATC code objection was discussed, resulting in maintenance of the temporary ATC code.
A public consultation process on two alternatives for reclassification of L04AA Selective immunosuppressants prior to the next meeting (M52) were decided: new ATC 4th levels in L04A based on the pharmacological mechanism of action, alternatively a hybrid classification approach with pharmacological and therapeutic subgroups. A public consultation on the reclassification of L04AA Selective immunosuppressants is published on the ATC/DDD Centre`s website with a deadline for comments 15 August 2022.
DDDs for 15 new single substances were assigned in addition to four DDDs for combination products. One objection to a temporary DDD and one DDD alteration request were discussed, both DDDs were maintained.
All new temporary ATC codes and alterations are published at the ATC/DDD Centre’s website and in WHO Drug Information with deadline for objections 1st September 2022.