METHODS FOR PREPARING ANTIBODY-DRUG CONJUGATE COMPOSITIONS Russian patent published in 2021 - IPC A61K47/68 A61P35/00 

Abstract RU 2741470 C2

FIELD: pharmaceuticals.

SUBSTANCE: group of inventions offers improved methods for preparing therapeutic compositions containing an antibody-drug conjugate ("ADC"), which reduce the variability of activity between different batches of ADC and enable the introduction of such therapeutic compositions in a narrow predetermined range of values. A method for reducing activity variability in an antibody-drug conjugate composition comprises steps of (a) determining a target drug concentration and (b) form an antibody-drug conjugate composition by varying the concentration of said drug in said composition to achieve a target concentration of the drug, thereby reducing variability of activity in said composition.

EFFECT: group of inventions provides minimizing the toxicity and increasing the effectiveness of the drug compositions.

25 cl, 11 dwg, 7 tbl, 6 ex

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RU 2 741 470 C2

Authors

Pejn Dzhillian

Kherbst Robert V.

Bridzhuoter Dzhuma

Dates

2021-01-26Published

2015-09-02Filed