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

   L01 ANTINEOPLASTIC AGENTS

     L01A ALKYLATING AGENTS

       L01AA Nitrogen mustard analogues

         L01AA01 Cyclophosphamide [DG:DG00675]

         L01AA02 Chlorambucil

         L01AA03 Melphalan [DG:DG00676]

         L01AA05 Chlormethine [DG:DG00677]

         L01AA06 Ifosfamide

         L01AA07 Trofosfamide

         L01AA08 Prednimustine

         L01AA09 Bendamustine [DG:DG00678]

         L01AA10 Melphalan flufenamide [DG:DG03115]

       L01AB Alkyl sulfonates

       L01AC Ethylene imines

       L01AD Nitrosoureas [DG:DG01724]

       L01AG Epoxides

       L01AX Other alkylating agents

     L01B ANTIMETABOLITES

     L01C PLANT ALKALOIDS AND OTHER NATURAL PRODUCTS

     L01D CYTOTOXIC ANTIBIOTICS AND RELATED SUBSTANCES

     L01E PROTEIN KINASE INHIBITORS

     L01F MONOCLONAL ANTIBODIES AND ANTIBODY DRUG CONJUGATES

     L01X OTHER ANTINEOPLASTIC AGENTS

   L02 ENDOCRINE THERAPY

   L03 IMMUNOSTIMULANTS

   L04 IMMUNOSUPPRESSANTS

 M MUSCULO-SKELETAL SYSTEM

 N NERVOUS SYSTEM

 P ANTIPARASITIC PRODUCTS, INSECTICIDES AND REPELLENTS

 R RESPIRATORY SYSTEM

 S SENSORY ORGANS

 V VARIOUS