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Application filed by Fujimi IncfiledCriticalFujimi Inc
Publication of MY173995ApublicationCriticalpatent/MY173995A/en
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 18--1516--19--20--4--3- 18--1516--19--20--4--3-