A pharmaceutical composition in the form of a chewable tablet containing a high dose of micronised diosmin. This pharmaceutical composition comprises a percentage of micronised diosmin of from 20% to 80% of the total mass of the pharmaceutical composition. This pharmaceutical composition is used in the treatment of venous insufficiency and haemorrhoidal attack.一種呈咀嚼錠形式之醫藥組合物,其含有高劑量之微粉化香葉木苷(diosmin)。此醫藥組合物包含微粉化香葉木苷之百分比為該醫藥組合物總質量之20%至80%。此醫藥組合物用於治療靜脈功能不全及痔瘡發作。