лікарські засоби

The current state of provision of medicines to the population of the country from the standpoint of government programs, Resolutions of the Cabinet of Ministers of Ukraine, Orders of the Ministry of Health on the purchase of medicines was considered. The development and improvement of hospital pharmacy during the years of Ukraine's independence were analyzed. The legal framework for the purchase of medicines and medical devices to provide health care facilities is considered.

We propose an approach to the preparation of viscoelastic systems based on chitosan without crosslinking agents. It is the formation of an additional network of physical links by introducing a low molecular weight modifier – ethanol or glycerol. It turns out that gelation of chitosan in the solution is accompanied by the formation of additional meshes of physical links, nodes or aggregates of chitosan macromolecules formed in a mixed solvent of acetic acid-water-glycerol or acetic acid-waterethanol.