NEW COMPOSITIONS AS SUBCUTANEOUS IMPLANTS BASED ON NORMEGESTROL DERIVATIVES, METHOD OF THEIR SYNTHESIS AND USING Russian patent published in 1998 - IPC

Abstract RU 2120797 C1

FIELD: medicine, steroid chemistry, contraceptives. SUBSTANCE: invention relates to compositions for local administration and forms for subcutaneous incorporation. These implants involve an effective dose of derivative of 3,20-dioxo-6-methyl,17-acetoxy-19-norpregna-4,6-diene substituted at 3 and/or 17 position at random and bound or mixed with biologically acceptable inert carrier. These compositions are effective contraceptive agents exhibiting the prolonged active effect, at least, for one year at minimal adverse effects. EFFECT: enhanced effectiveness of new compositions. 4 cl, 3 tbl, 5 dwg

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RU 2 120 797 C1

Authors

Mishel' Lanketen

Zhan Lui Toma

Zhak Pari

Ehl'Simar Kutino

Dates

1998-10-27—Published

1993-09-17—Filed