NifedipineAngina PectorisAngina, UnstableAngina Pectoris, VariantAngina, StableCalcium Channel BlockersMicrovascular AnginaCoronary VasospasmDiltiazemLudwig's AnginaVerapamilCoronary AngiographyMyocardial InfarctionErgonovineNitroglycerinDihydropyridinesCoronary DiseaseElectrocardiographyCalciumExercise TestVasodilator AgentsDelayed-Action PreparationsCalcium Channels, L-TypeMyocardial IschemiaAtenololIsosorbide DinitrateCalcium ChannelsDouble-Blind MethodBlood PressureNicardipineCoronary VesselsGingival OvergrowthCoronary Artery DiseaseHeart RateCounterpulsationAcetanilidesCalcium Channel AgonistsChest PainTocolytic AgentsAngioplasty, Balloon, CoronaryProspective StudiesFollow-Up StudiesTime FactorsElectrocardiography, AmbulatoryHypertensionCoronary Artery BypassMyocardial RevascularizationDose-Response Relationship, DrugTreatment OutcomeAdministration, SublingualAdrenergic beta-AntagonistsFelodipineAmlodipineCoronary CirculationAtherectomy, CoronaryMibefradilMuscle ContractionDrug Therapy, CombinationHemodynamicsRisk FactorsNicorandilomega-Conotoxin GVIACardiovascular AgentsPyridinesMuscle, Smooth, VascularMetoprololRecurrenceAcute Coronary SyndromeMuscle, SmoothHeartNisoldipineMembrane PotentialsClinical Trials as TopicVasoconstrictionDrug InteractionsGuinea PigsAntihypertensive AgentsTocolysisPrognosisNorepinephrinePotassium ChlorideGallopamilPotassiumPhysical ExertionNitrendipineRandom AllocationPropranololCoronary ThrombosisBiological MarkersCytochrome P-450 CYP3AMyocardiumRyanodineChronic DiseaseIsradipineMyocardial ContractionPlatelet Aggregation Inhibitors