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, 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

   R01 NASAL PREPARATIONS

   R02 THROAT PREPARATIONS

   R03 DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES

   R05 COUGH AND COLD PREPARATIONS

   R06 ANTIHISTAMINES FOR SYSTEMIC USE

   R07 OTHER RESPIRATORY SYSTEM PRODUCTS

     R07A OTHER RESPIRATORY SYSTEM PRODUCTS

       R07AA Lung surfactants

       R07AB Respiratory stimulants

         R07AB01 Doxapram [DG:DG01119]

         R07AB02 Nikethamide

         R07AB03 Pentetrazol

         R07AB04 Etamivan

         R07AB05 Bemegride

         R07AB06 Prethcamide

         R07AB07 Almitrine [DG:DG01120]

         R07AB08 Dimefline [DG:DG01121]

         R07AB09 Mepixanox

         R07AB52 Nikethamide, combinations

         R07AB53 Pentetrazol, combinations

       R07AX Other respiratory system products

 S SENSORY ORGANS

 V VARIOUS