after both oral and rectal administration in humans ( 4,4'-diacetoxy-diphenyl ) - ( pyridyl-2 ) -methane ( bisacodyl , dulcolax ) and 4,4'- ( 2-pyridyl-methylene ) -diphenol-disulfuric acid semiester disodium ( sodium picosulfate , laxoberal ) are hydrolyzed to bis- ( p-hydroxyphenyl ) -pyridyl-2-methane ( bhpm ) .
C0005632
bisacodyl
C0591416
dulcolax