Magnesium SulfateInjections, IntravenousMagnesiumInfusions, IntravenousHalf-LifeContrast MediaEclampsiaDogsBlood PressureMagnesium DeficiencyFibrinolytic AgentsHemodynamicsHeart RateDose-Response Relationship, DrugTime FactorsInjectionsAdministration, IntravenousTocolytic AgentsRats, WistarNeuromuscular Nondepolarizing AgentsDouble-Blind MethodPersistent Fetal Circulation SyndromeBile PigmentsAdjuvants, AnesthesiaMagnesium CompoundsAnticonvulsantsCatharticsDrug Administration ScheduleHypotension, ControlledMagnesium OxideNeuromuscular BlockadeAnesthetics, IntravenousAndrostanolsInfusions, ParenteralAnesthesia, GeneralLegislation, DrugAnalgesics, OpioidMaternal MortalityAnalgesicsMetabolic Clearance RateSulfatesNebulizers and VaporizersInjections, SubcutaneousPerinatal MortalityCerebral PalsyPre-EclampsiaTreatment OutcomePregnancyAnti-Arrhythmia AgentsStillbirthPremature BirthAdministration, InhalationSotalolChondroitinAcute DiseaseProspective StudiesTissue DistributionRats, Sprague-DawleySulfur HexafluorideRabbitsAnti-Asthmatic AgentsInjections, IntramuscularGlycosaminoglycansCarbon RadioisotopesKineticsMagnesium HydroxidePropofolPain, PostoperativeHeparinFurosemideFentanylDisease Models, AnimalRats, Inbred StrainsPain MeasurementChondroitin SulfatesAnesthesiaRecombinant ProteinsCross-Over StudiesNeuroprotective AgentsBrainLidocaineKidneyTissue Plasminogen ActivatorArea Under CurveCoronary CirculationRandomized Controlled Trials as TopicBleeding TimeCalcium Channel BlockersMagnesium ChlorideImmunoglobulin Fab FragmentsInjections, Intra-ArterialDermatan SulfateKeratan SulfateTomography, Emission-ComputedInjections, IntralesionalInjections, Intra-ArticularAdministration, OralLiverAsthmaSwine