A ALIMENTARY TRACT AND METABOLISM

 B BLOOD AND BLOOD FORMING ORGANS

 C CARDIOVASCULAR SYSTEM

   C01 CARDIAC THERAPY

     C01A CARDIAC GLYCOSIDES

     C01B ANTIARRHYTHMICS, CLASS I AND III

     C01C CARDIAC STIMULANTS EXCL. CARDIAC GLYCOSIDES

     C01D VASODILATORS USED IN CARDIAC DISEASES

     C01E OTHER CARDIAC PREPARATIONS

       C01EA Prostaglandins

         C01EA01 Alprostadil [DG:DG00239]

       C01EB Other cardiac preparations

       C01EX Other cardiac combination products

   C02 ANTIHYPERTENSIVES

   C03 DIURETICS

   C04 PERIPHERAL VASODILATORS

   C05 VASOPROTECTIVES

   C07 BETA BLOCKING AGENTS

   C08 CALCIUM CHANNEL BLOCKERS

   C09 AGENTS ACTING ON THE RENIN-ANGIOTENSIN SYSTEM

   C10 LIPID MODIFYING AGENTS

 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

   G04 UROLOGICALS

     G04B UROLOGICALS

       G04BA Acidifiers

       G04BC Urinary concrement solvents

       G04BD Drugs for urinary frequency and incontinence

       G04BE Drugs used in erectile dysfunction

         G04BE01 Alprostadil [DG:DG00239]

         G04BE02 Papaverine [DG:DG00043]

         G04BE03 Sildenafil [DG:DG00484]

         G04BE04 Yohimbine [DG:DG00485]

         G04BE06 Moxisylyte [DG:DG00287]

         G04BE07 Apomorphine [DG:DG00486]

         G04BE08 Tadalafil

         G04BE09 Vardenafil [DG:DG00487]

         G04BE10 Avanafil

         G04BE11 Udenafil

         G04BE30 Combinations

         G04BE52 Papaverine, combinations

       G04BX Other urologicals

     G04C DRUGS USED IN BENIGN PROSTATIC HYPERTROPHY

 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