FIELD: medicine, pharmaceutics.
SUBSTANCE: invention refers to drugs and concerns a pharmaceutical composition for percutaneous delivery of 4-hydroxy-tamoxsifen which contains 4-hydroxy-tamoxifen in an alcohol water solution where amount of spirit is 35-99.9 wt % of the composition weight, and about 45%-55%, about 46%-54%, about 47%-53%, about 48%-52%, about 49%-51% or about 50% of said 4-hydroxy-tamoxifen is found as an isomer Z and remained amount of said 4-hydroxy-tamoxifen is in the form of isomer E. There is also disclosed method for preparing a pharmaceutical composition for percutaneous delivery of 4-hydroxy-tamoxifen.
EFFECT: preparation of the pharmaceutical composition which contains an equilibrium ratio of isomers E and Z of 4-hydroxy-tamoxifen.
13 cl, 9 dwg, 4 tbl, 6 ex
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