This group comprises substances used for the treatment of cardiovascular conditions.
Drugs used for the treatment of hypertension are classified in C02 - Antihypertensives, C03 - Diuretics, C07 - Beta blocking agents, C08 - Calcium channel blockers, and C09 - Agents acting on the renin-angiotensin system. For the classification of combination products of antihypertensives from different ATC groups, the following ranking should be used, from higher to lower precedence: C09, C07, C08, and C03.

This group comprises various preparations used in the treatment of ischemic heart diseases, which cannot be classified in any of the preceding groups.

This group comprises plain products used in the treatment of ischemic heart diseases, which cannot be classified in the preceding groups.
Adenosine, which is also used as an antiarrhythmic, is classified here. Antiarrhythmics, see C01B.
Combinations of ivabradine and beta blocking agents are classified in C07FX.
Other cardiovascular agents which cannot be classified in ATC group C02-C09 are also classified here.
Products containing indometacin or ibuprofen, which are only used for closing the ductus arteriosus in premature infants, are classified here. Indometacin used as an antiinflammatory agent is classified in M01AB01 or S01BC01.