A Alimentary tract and metabolism

B Blood and blood forming organs

C Cardiovascular system

C01 Cardiac therapy

C01A Cardiac glycosides

C01B Antiarrhythmics, class i and iii

C01C Cardiac stimulants excl. cardiac glycosides

C01D Vasodilators used in cardiac diseases

C01DA Organic nitrates

C01DA02 nitroglycerinum

C01DA05 pentaerithrityli tetranitras

C01DA08 isosorbidi dinitras

C01DA14 isosorbidi mononitras

C01DB Quinolone vasodilators

C01DX Other vasodilators used in cardiac diseases

C01E Other cardiac preparations

C02 Antihypertensives

C03 Diuretics

C04 Peripheral vasodilators

C05 Vasoprotectives

C07 Beta blocking agents

C08 Calcium channel blockers

C09 Agents acting on the renin-angiotensin system

C10 Lipid modifying agents

D Dermatologicals

G Genito urinary system and sex hormones

H Systemic hormonal preparations, excl. sex hormones and insulins

J Antiinfectives for systemic use

L Antineoplastic and immunomodulating agents

M Musculo-skeletal system

N Nervous system

P Antiparasitic products, insecticides and repellents

R Respiratory system

S Sensory organs

V Various