Odevixibat - 13 C 6 is 13 C labeled Odevixibat. Odevixibat (A4250) is a selective and orally active ileal apical sodium-dependent bile acid transporter ( ASBT ) inhibitor. Odevixibat decreases cholestatic liver and bile duct injury in mice model. Odevixibat has the potential for the treatment of primary biliary cirrhosis.