PREPARATION FOR SUBSTITUTION THERAPY, CONTAINING AT LEAST ONE PROGESTOGEN AND AT LEAST ONE EXTROGEN

摘要

The invention relates to a preparation for substitution therapy and oralcontraception comprising at least one progestogen and at leastone estrogen in which the estrogen dose varies with a periodicity such thatblood loss is substantially avoided, wherein the periodicity ispreferably less than 10 days, more preferably less than 7 days, such aspreparations containing the progestogen and/or estrogen in an oral,transdermal, parenteral and/or implantable application form.