CaffeineCentral Nervous System StimulantsTheobromineCoffeeRyanodineCalciumCytochrome P-450 CYP1A2ProcainePhosphodiesterase InhibitorsSarcoplasmic ReticulumBeveragesRyanodine Receptor Calcium Release ChannelReceptor, Adenosine A2ADose-Response Relationship, DrugTime FactorsMuscle ContractionAdenosine A2 Receptor AntagonistsReceptor, Adenosine A1EphedrinePaulliniaDrinking BehaviorMalignant HyperthermiaPurinergic P1 Receptor AntagonistsKineticsAdenosine A1 Receptor AntagonistsReceptors, Adenosine A2TetracaineDrug Interactions