Description; Application; Cholestyramine resin is used in protein chromatography, ion exchange chromatography and anion exchange media. Cholestyramine has been used to study the relief of postcholecystectomy diarrhea, the management of intractable cholestatic pruritus and obesity.; Other Notes; Quartenary ammonium functional groups attached to cross-linked polystyrene; Legal Information; DOWEX is a registered trademark of The Dow Chemical Company or an affiliated company of Dow