Hormone AntagonistsEstrogen AntagonistsGonadotropin-Releasing HormoneEstrogensHormones, Hormone Substitutes, and Hormone AntagonistsBisoprololEstradiolNitromifeneNafoxidineReceptors, EstrogenVascular HeadachesLuteinizing HormoneTamoxifenEstrogen Receptor alphaEstradiol AntagonistsAnisolesSermorelinEstradiol CongenersNaltrexoneFollicle Stimulating HormoneClomipheneStyrenesRats, Sprague-DawleySelective Estrogen Receptor ModulatorsReceptors, Adrenergic, betaAdrenergic beta-AntagonistsOvariectomyPolyunsaturated AlkamidesCalcium Channel BlockersEstrogen Receptor betaTestosteroneGrowth Hormone-Releasing HormoneOvulation InductionUterusBreast NeoplasmsTime FactorsFollicular PhaseOligopeptidesHormonesRNA, MessengerProgesteroneReceptors, LHRHPituitary GlandFertilization in VitroEstrogens, Conjugated (USP)Organ SizeChorionic GonadotropinGrowth HormoneTestisThyroid HormonesDopamine AntagonistsExcitatory Amino Acid AntagonistsNeurokinin-1 Receptor AntagonistsDose-Response Relationship, DrugNarcotic AntagonistsRats, Inbred StrainsInjections, SubcutaneousHistamine H2 AntagonistsInterleukin 1 Receptor Antagonist ProteinMuscarinic AntagonistsGonadal Steroid HormonesGABA AntagonistsParathyroid HormonePiperidinesPregnancyHistamine H1 AntagonistsPurinergic P1 Receptor AntagonistsHistamine AntagonistsNicotinic AntagonistsAdenosine A2 Receptor AntagonistsAdrenergic alpha-1 Receptor AntagonistsPurinergic P2 Receptor AntagonistsEstrogens, CatecholRats, WistarSerotonin 5-HT3 Receptor AntagonistsSerotonin 5-HT2 Receptor AntagonistsAdrenocorticotropic HormoneReceptors, Thyroid HormoneHuman Growth HormoneAdenosine A1 Receptor AntagonistsAngiotensin Receptor AntagonistsEstrogens, Non-SteroidalLeukotriene AntagonistsCells, CulturedSignal TransductionBinding, CompetitivePituitary HormonesAdrenergic alpha-2 Receptor AntagonistsAdrenergic AntagonistsGABA-A Receptor AntagonistsAdrenergic alpha-AntagonistsRadioligand AssayReceptors, ProgesteroneHistamine H3 AntagonistsCorticotropin-Releasing HormoneHormone Replacement TherapyReceptors, SerotoninDrug InteractionsReceptors, EndothelinLigands