The present invention relates to a solid oral dosage form comprising a therapeutically effective amount of aliskiren or a pharmaceutically acceptable salt thereof, and wherein the active incredient is present in an amount of more than 46 % by weight based on the total weight of the oral dosage form.本發明係關於一種固體口服劑型,其包含治療有效量之阿利吉侖(aliskiren)或其醫藥學上可接受之鹽,且其中該活性成份存在含量以該口服劑型總重量計高於46%重量比。