• C01 Cardiac therapy 163 drugs
• C02 Antihypertensives 72 drugs
• C03 Diuretics 118 drugs
• C04 Peripheral vasodilators 22 drugs
• C05 Vasoprotectives 95 drugs
• C07 Beta blocking agents 318 drugs
• C08 Calcium channel blockers 140 drugs
• C09 Agents acting on the renin-angiotensin system 729 drugs
• C10 Lipid modifying agents 404 drugs