the influence of the spasmolytic drugs hyoscin-n-butylbromide ( hbb , buscopan ) and extractum opii ( e. opii ) on bile flow , bile salt and bilirubin excretion is investigated in the cholecystectomized , unanaesthetized pig and compared with the results after acute , quantitative interruption of the enterohepatic circulation ( ehc ) by biliary drainage .
C0005388
bile
C0005404
bile salt