Anatomical Therapeutic Chemical (ATC) Classification

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 A ALIMENTARY TRACT AND METABOLISM
   A01 STOMATOLOGICAL PREPARATIONS
   A02 DRUGS FOR ACID RELATED DISORDERS
     A02A ANTACIDS
     A02B DRUGS FOR PEPTIC ULCER AND GASTRO-OESOPHAGEAL REFLUX DISEASE (GORD)
       A02BA H2-receptor antagonists [DG:DG01481]
       A02BB Prostaglandins
       A02BC Proton pump inhibitors [DG:DG01646]
         A02BC01 Omeprazole [DG:DG00020]
           D00455  Omeprazole (JP18/USP/INN) <JP/US>
           D01207  Omeprazole sodium (USAN)
           D05261  Omeprazole sodium injection (JAN) <JP>
           D05259  Omeprazole magnesium (USP) <US>
         A02BC02 Pantoprazole [DG:DG00021]
           D05353  Pantoprazole (USAN/INN)
           D02593  Pantoprazole sodium (USP) <US>
         A02BC03 Lansoprazole
           D00355  Lansoprazole (JP18/USP/INN) <JP/US>
         A02BC04 Rabeprazole [DG:DG00022]
           D08463  Rabeprazole (INN)
           D00724  Rabeprazole sodium (JP18/USP) <JP/US>
         A02BC05 Esomeprazole [DG:DG00023]
           D07917  Esomeprazole (INN)
           D01984  Esomeprazole magnesium (USP) <JP/US>
           D04056  Esomeprazole sodium (USAN) <US>
           D09339  Esomeprazole potassium (USAN)
           D10120  Esomeprazole strontium (USAN) <US>
           D11114  Esomeprazole magnesium dihydrate <US>
         A02BC06 Dexlansoprazole [DG:DG03298]
           D08903  Dexlansoprazole (INN/USAN) <US>
           D12816  Dexlansoprazole sesquihydrate <US>
         A02BC07 Dexrabeprazole
         A02BC08 Vonoprazan [DG:DG03104]
           D11784  Vonoprazan (USAN/INN)
           D10466  Vonoprazan fumarate (JAN/USAN) <JP/US>
         A02BC09 Tegoprazan
           D12246  Tegoprazan (INN)
         A02BC10 Fexuprazan
           D13012  Fexuprazan (INN)
         A02BC11 Ilaprazole
           D13013  Ilaprazole (INN)
         A02BC51 Omeprazole, combinations
         A02BC53 Lansoprazole, combinations
         A02BC54 Rabeprazole, combinations
       A02BD Combinations for eradication of Helicobacter pylori
       A02BX Other drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)
     A02X OTHER DRUGS FOR ACID RELATED DISORDERS
   A03 DRUGS FOR FUNCTIONAL GASTROINTESTINAL DISORDERS
   A04 ANTIEMETICS AND ANTINAUSEANTS
   A05 BILE AND LIVER THERAPY
   A06 DRUGS FOR CONSTIPATION
   A07 ANTIDIARRHEALS, INTESTINAL ANTIINFLAMMATORY/ANTIINFECTIVE AGENTS
   A08 ANTIOBESITY PREPARATIONS, EXCL. DIET PRODUCTS
   A09 DIGESTIVES, INCL. ENZYMES
   A10 DRUGS USED IN DIABETES
   A11 VITAMINS
   A12 MINERAL SUPPLEMENTS
   A13 TONICS
   A14 ANABOLIC AGENTS FOR SYSTEMIC USE
   A15 APPETITE STIMULANTS
   A16 OTHER ALIMENTARY TRACT AND METABOLISM PRODUCTS
 
 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
 
 S SENSORY ORGANS
 
 V VARIOUS

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Last updated: October 21, 2025
According to WHO's ATC 2025

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