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Guidelines for ATC classification and DDD assignment - WHOCC

Guidelines for ATC classification and DDD assignment - WHOCC

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Benzodiazepines mainly used as anxiolytics or hypnotics/sedatives, see<br />

N05B <strong>and</strong> N05C.<br />

N03AF Carboxamide derivatives<br />

N03AG Fatty acid derivatives<br />

N03AX Other antiepileptics<br />

This group comprises antiepileptics, which cannot be classified in the<br />

preceding groups.<br />

N04 ANTI-PARKINSON DRUGS<br />

This group comprises preparations used in the treatment of Parkinson's<br />

disease <strong>and</strong> related conditions, including drug-induced parkinsonism.<br />

The <strong>DDD</strong>s are based on recommended doses <strong>for</strong> the long-term<br />

treatment of symptoms of Parkinson's disease.<br />

No separate <strong>DDD</strong>s are established <strong>for</strong> oral depot <strong>for</strong>mulations.<br />

N04A ANTICHOLINERGIC AGENTS<br />

N04AA Tertiary amines<br />

N04AB Ethers chemically close to antihistamines<br />

Orphenadrine chloride is classified in this group, while orphenadrine<br />

citrate is classified in M03BC.<br />

N04AC Ethers of tropine or tropine derivatives<br />

N04B DOPAMINERGIC AGENTS<br />

N04BA Dopa <strong>and</strong> dopa derivatives<br />

Combinations with decarboxylase inhibitors <strong>and</strong> other dopaminergic<br />

agents are classified here.

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