2023-01-18-世界卫生组织-ATC_52nd_Executive_Summary_4页_93kb

Executive Summary of WHO Drug Statistics Methodology Working Group 52nd Meeting

This document summarizes the key outcomes and discussions from the 52nd meeting of the WHO International Working Group for Drug Statistics Methodology, held on October 24-25, 2022, in Geneva. The meeting focused on refining the Anatomical Therapeutic Chemical (ATC) classification system, including new codes, updates to existing categories, and Defined Daily Dose (DDD) recommendations.

Key decisions included:

• Establishing a new ATC 4th level for orexin receptor antagonists under N05C.
• Not changing the classification of bispecific antibodies, with a follow-up at the March 2023 meeting.
• Classifying beperminogene perplasmid under C05XX and pegcetacoplan under S01XA.
• Maintaining midazolam's classification in N05CD and deferring reclassification discussions for L04A immunosuppressants.
• Approving 61 new ATC codes and 13 products in existing codes from March 2022 to October 2022.
• Accepting new DDDs with an objection deadline of February 1, 2023.

The meeting addressed various aspects of drug classification to improve standardization for safe medication use.