A Alimentary tract and metabolism

B Blood and blood forming organs

C Cardiovascular system

C01 Cardiac therapy

C02 Antihypertensives

C03 Diuretics

C04 Peripheral vasodilators

C05 Vasoprotectives

C05A Agents for treatment of hemorrhoids and anal fissures for topical use

C05B Antivaricose therapy

C05C Capillary stabilizing agents

C05CA Bioflavonoids

C05CA03 diosminum

C05CA04 troxerutinum

C05CA51 rutosidum

C05CA53 diosminum

C05CA54 troxerutinum

C05CX Other capillary stabilizing agents

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