Anatomical Therapeutic Chemical • R05D • Cough suppressants, excl. combinations with expectorants

A Alimentary tract and metabolism

B Blood and blood forming organs

C Cardiovascular system

D Dermatologicals

G Genito urinary system and sex hormones

H Systemic hormonal preparations, excluding 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

R01 Nasal preparations

R02 Throat preparations

R03 Drugs for obstructive airway diseases

R05 Cough and cold preparations

R05C Expectorants, excl. combinations with cough suppressants

R05D Cough suppressants, excl. combinations with expectorants

R05DA Opium alkaloids and derivatives

R05DB Other cough suppressants

R05F Cough suppressants and expectorants, combinations

R05X Other cold preparations

R06 Antihistamines for systemic use

R07 Other respiratory system products

S Sensory organs

V Various