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Guidelines for ATC classification and DDD assignment - WHOCC

Guidelines for ATC classification and DDD assignment - WHOCC

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Combinations with ACE inhibitors are classified in C09BB.<br />

Combinations with beta blocking agents are classified in C07F.<br />

The <strong>DDD</strong>s <strong>for</strong> calcium channel blockers are based on the treatment<br />

of mild-moderate hypertension, although some are used <strong>for</strong> other<br />

indications (e.g. angina pectoris).<br />

The <strong>DDD</strong>s <strong>for</strong> oral <strong>and</strong> parenteral preparations are equal <strong>and</strong> are<br />

based on the oral dose, since oral preparations represent the major<br />

fraction of the total consumption.<br />

C08C SELECTIVE CALCIUM CHANNEL BLOCKERS WITH MAINLY<br />

VASCULAR EFFECTS<br />

C08CA Dihydropyridine derivatives<br />

Preparations containing nifedipine in combination with ergot alkaloids<br />

are classified in C08CA55.<br />

Combinations with diuretics are classified in C08G.<br />

Amlodipine in combination with atorvastatin is classified in C10BX03.<br />

C08CX Other selective calcium channel blockers with mainly vascular effects<br />

C08D SELECTIVE CALCIUM CHANNEL BLOCKERS WITH DIRECT<br />

CARDIAC EFFECTS<br />

C08DA Phenylalkylamine derivatives<br />

Combinations containing verapamil <strong>and</strong> quinidine are classified in<br />

C08DA51.<br />

C08DB Benzothiazepine derivatives<br />

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