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The Anatomical Therapeutic Chemical (ATC) classification system
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Level 5
  
A - Alimentary tract and metabolismA02 - Drugs for acid related disordersA02B - Drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)A02BC - Proton pump inhibitorsA02BC03 - Lansoprazole
  
Lansoprazole
  
 
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