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

   P01 ANTIPROTOZOALS

   P02 ANTHELMINTICS

   P03 ECTOPARASITICIDES, INCL. SCABICIDES, INSECTICIDES AND REPELLENTS

     P03A ECTOPARASITICIDES, INCL. SCABICIDES

       P03AA Sulfur containing products

       P03AB Chlorine containing products

       P03AC Pyrethrines, incl. synthetic compounds

       P03AX Other ectoparasiticides, incl. scabicides

         P03AX01 Benzyl benzoate

         P03AX02 Copper oleinate

         P03AX03 Malathion

         P03AX04 Quassia

         P03AX05 Dimeticone

         P03AX06 Benzyl alcohol

         P03AX07 Abametapir

     P03B INSECTICIDES AND REPELLENTS

 R RESPIRATORY SYSTEM

 S SENSORY ORGANS

 V VARIOUS