APPLICATION OF 18-METHYL-15SS,16SS-METHYLENE-19-NOR-20-SPIROX-4-E N-3-ONE SYSTEMS IN THE TREATMENT OF MENORRHAGIA, AS WELL AS INTRAUTERINE SYSTEMS CONTAINING 18-METHYL-15SS,16SS-METHYLENE-19 -NOR-20-SPIROX-4-EN-3-ONE FOR TREATING UTERINE BLEEDING DISORDERS.

摘要

The present invention describes the intrauterine application of 18-methyl-15ß, 16ß-methylene-19-nor-20-spirox-4-en-3-one systems of the general formula (1), where R6 and R7 denote hydrogen or a methylene group, for the treatment of menorrhagia, generally uterine bleeding, as well as an intrauterine system for the stated application containing a compound of formula (1).