FIELD: chemical-pharmaceutical industry. SUBSTANCE: method involves preparation suspending in water for injection, addition of alkali solution up to complete preparation dissolving, sterile filtration of the obtained an aqueous concentrate, pouring the sterile concentrate in capacities made of polyethylene film (thickness is 0.75-0.8 mc), sublimation drying and preparing the lyophilized preparation. On the stage of sublimation drying an aqueous solution is fed at the preparation concentration 20-25 wt.-%. EFFECT: simplified process, decreased difficulty, increased output of process, yield and quality of ready preparation. 2 cl
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