1. A solid pharmaceutical composition is difficult soluble drug compound, which is a microparticulate organic aerogels based on polysaccharides as airgel carrier matrix incorporated with the active drug it soedineniem.2. A pharmaceutical composition according to Claim. 1, where the airgel carrier matrix microparticles used airgel based on starch or alginate natriya.3. A process for preparing a pharmaceutical composition according to Claim. 1, comprising the step of preparing the airgel matrix carrier that is a microparticles polysaccharide airgel by supercritical drying a solution of the polysaccharide gel and the step of supercritical adsorption of the active drug substance in the airgel matrix, wherein the supercritical drying of the polysaccharide gel is carried out in a pressure reactor by continuously feeding into a reactor containing a polysaccharide gel, the flow of carbon dioxide under cyclic variation pressure from 90 atm to 250 atm and a temperature 40-70˚S and the subsequent step of the supercritical adsorption of the active drug substance in the airgel matrix is carried out in a pressure reactor containing microparticles of the above airgel polysaccharide and the active drug substance, are placed in separate envelopes from the filter paper respectively , which is supplied with liquefied carbon dioxide at a temperature of 40 ° c and a pressure of 120 atm, followed by keeping the reactor under predetermined conditions to establish adsorption th equilibrium.1. Твердая фармацевтическая композиция трудно растворимого лекарственного соединения, представляющая собой микрочастицы органического аэрогеля на основе полисахаридов в качестве аэрогельной матрицы-носителя с включенным в нее активным лекарственным соединением.2. Фармацевтическая композиция по п. 1, где в качестве аэрогельной матрицы-носителя используют микрочастицы аэрогеля на основе крахмала или альгината натрия.3. Способ получения фармацевтической композиции по п. 1, включающий стадию получения аэро
