MifepristoneAbortifacient Agents, SteroidalHormone AntagonistsMisoprostolAbortifacient Agents, NonsteroidalContraceptives, Postcoital, SyntheticAbortifacient AgentsAbortion, InducedContraceptives, Oral, SyntheticMenstruation-Inducing AgentsLuteolytic AgentsLevonorgestrelAdministration, IntravaginalNorpregnadienesProgesteroneReceptors, GlucocorticoidEndometriumContraceptives, PostcoitalUterine HemorrhageLuteal PhaseProgestinsContraception, PostcoitalContraceptive Agents, FemalePregnancyGonanesCytostatic AgentsMenstruationReceptors, ProgesteroneLabor Stage, FirstPregnancy Trimester, FirstAdministration, SublingualPregnanediolMenstrual CycleDanazolOvulation InhibitionMegestrolAlcohol-Induced Disorders, Nervous SystemEmbryo ImplantationVacuum CurettageMetrorrhagiaGlucocorticoidsAdministration, OralContraceptives, Postcoital, HormonalFallopian TubesAlgestoneNorgestrelOxytocicsDouble-Blind MethodDexamethasoneDrug Administration ScheduleCorticosteroneAbortion, LegalMenorrhagiaPessariesEthinyl EstradiolClostridium sordelliiHydrocortisoneLeiomyomaReceptors, Mineralocorticoid