INTRAUTERINE APPLICATION OF 18-METHYL-15SS,16SS-METHYLENE-19-NOR-20-SPIROX-4-EN-3-ONE SYSTEMS, INTRAUTERINE SYSTEMS CONTAINING 18-METHYL-15SS,16SS-METHYLENE-19-NOR-20-SPIROX-4-EN-3-ONE, AS WELL AS THE USE THEREOF IN CONTRACEPTION AND GYNAECOLOGICAL THERAPY

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专利权人:

BAYER PHARMA AKTIENGESELLSCHAFT

发明人:

Norbert Schmees,Lars Röse,Tuula Valo,Katja Prelle,Reinhard Nubbemeyer,Henriikka Korolainen,Harri Jukarainen

申请号：

US14396736

公开号：

US20150065472A1

申请日:

2013.04.19

申请国别(地区):

US

年份:

2015

代理人:

摘要：

The present invention describes intrauterine use of 18-methyl-15β,16β-methylene-19-nor-20-spirox-4-en-3-ones of the general formula (1)in contraception and gynaecological treatment, and an intrauterine system comprising compounds of formula 1.

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