A ALIMENTARY TRACT AND METABOLISM

 B BLOOD AND BLOOD FORMING ORGANS

 C CARDIOVASCULAR SYSTEM

 D DERMATOLOGICALS

 G GENITO URINARY SYSTEM AND SEX HORMONES

   G01 GYNECOLOGICAL ANTIINFECTIVES AND ANTISEPTICS

   G02 OTHER GYNECOLOGICALS

   G03 SEX HORMONES AND MODULATORS OF THE GENITAL SYSTEM

     G03A HORMONAL CONTRACEPTIVES FOR SYSTEMIC USE

     G03B ANDROGENS

     G03C ESTROGENS [DG:DG01584]

     G03D PROGESTOGENS

       G03DA Pregnen (4) derivatives

       G03DB Pregnadien derivatives

         G03DB01 Dydrogesterone

         G03DB02 Megestrol [DG:DG00457]

         G03DB03 Medrogestone

         G03DB04 Nomegestrol [DG:DG00468]

         G03DB05 Demegestone

         G03DB06 Chlormadinone [DG:DG00469]

         G03DB07 Promegestone

         G03DB08 Dienogest

       G03DC Estren derivatives

     G03E ANDROGENS AND FEMALE SEX HORMONES IN COMBINATION

     G03F PROGESTOGENS AND ESTROGENS IN COMBINATION

     G03G GONADOTROPINS AND OTHER OVULATION STIMULANTS

     G03H ANTIANDROGENS

     G03X OTHER SEX HORMONES AND MODULATORS OF THE GENITAL SYSTEM

   G04 UROLOGICALS

 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