The present invention relates to a pharmaceutical composition comprising embolic particles, optionally comprising a pharmaceutical active ingredient in an oil or suspension preparation, useful for therapeutic embolization procedures, in particular for the treatment of vascular rich neoplasms such as liver cancer. Offer things. [Selection] Figure 3本発明は、治療的塞栓手技、特に、肝癌などの血管に富んだ新生物の治療に有用な、医薬品活性成分を油又は懸濁液調製物中に随意的に含む、塞栓粒子を含む医薬品組成物を提供する。【選択図】図3