A HUMAN NECESSITIES
A61 MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61P SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
A61P1/00 Drugs for disorders of the alimentary tract or the digestive system
A61P1/16 for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics