|  | 
 Level 4
 
 A - Alimentary tract and metabolismA09 - Digestives, including enzymesA09A - Digestives, including enzymesA09AA - Enzyme preparations
 
 A09AA01 - DiastaseA09AA02 - Multienzymes (lipase, protease etc.)A09AA03 - PepsinA09AA04 - TilactaseA09AA53 - Pepsin, combinations
 
 
 
 | 
 
 
 |