The present invention relates to an oral pharmaceutical composition for drugs with a high dosage regimen, specifically, ion exchange resins and bulk-forming laxatives. Said composition comprises the combination of a liquid oily component and a texturizing agent, giving the composition good organoleptic properties that allow taking drugs with a high dosage regimen without the usual problems associated with their poor palatability. The invention also relates to a method for preparing said composition and to the use thereof for the treatment of various pathologies. Furthermore, the invention also relates to an adduct formed between a polyol and an ion exchange resin, to a method for preparing it, and to the use thereof to improve resin palatability.
