Guidelines for ATC classification and DDD assignment - WHOCC

C02DD Nitroferricyanide derivatives
C02DG Guanidine derivatives
C02K OTHER ANTIHYPERTENSIVES
This group comprises all antihypertensives which cannot be classified in
groups C02A-D, C02L, C02N, C03 - Diuretics, C07 - Beta blocking
agents, C08 - Calcium channel blockers or C09 - Agents acting on the
renin-angiotensin system.
C02KA Alkaloids, excl. rauwolfia
C02KB Tyrosine hydroxylase inhibitors
C02KC MAO inhibitors
C02KD Serotonin antagonists
C02KX Other antihypertensives
Sildenafil is classified in G04BE, even though some products are used
for treatment of pulmonary arterial hypertension.
The DDDs are based on treatment of pulmonary arterial
hypertension.
C02L ANTIHYPERTENSIVES AND DIURETICS IN COMBINATION
All substances classified in groups C02A-K, in combination with
diuretics are classified in this group. At each 5th level, various
combinations containing e.g. different diuretics, other antihypertensives
or potassium may occur.
Combinations with beta blocking agents, see comments under C07.
Diuretics in combination with calcium channel blockers are classified in
C08.
Diuretics in combination with ACE inhibitors, are classified in
C09BA.
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