ATC WHO 2021

Official standard

Full Name

Anatomical Therapeutic Chemical Classification System (WHO 2021)

Region

Global

Codes

6,440

Crosswalk Edges

0

Authority

World Health Organization

Data Provenance

Official DownloadLicense: CC BY-NC-SA 3.0 IGOVerified: 2025-01-15

Hierarchy Explorer

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AALIMENTARY TRACT AND METABOLISM

BBLOOD AND BLOOD FORMING ORGANS

CCARDIOVASCULAR SYSTEM

DDERMATOLOGICALS

GGENITO URINARY SYSTEM AND SEX HORMONES

HSYSTEMIC HORMONAL PREPARATIONS, EXCL. SEX HORMONES AND INSULINS

JANTIINFECTIVES FOR SYSTEMIC USE

LANTINEOPLASTIC AND IMMUNOMODULATING AGENTS

MMUSCULO-SKELETAL SYSTEM

NNERVOUS SYSTEM

PANTIPARASITIC PRODUCTS, INSECTICIDES AND REPELLENTS

RRESPIRATORY SYSTEM

SSENSORY ORGANS

Structure Overview

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ATC WHO 2021 - World Of Taxonomy | World Of Taxonomy