AmantadineDrug InteractionsRimantadineAdamantaneAntiviral AgentsHerb-Drug InteractionsDyskinesiasAntiparkinson AgentsInfluenza A virusViral Matrix ProteinsCytochrome P-450 CYP3ADopamine AgentsCytochrome P-450 Enzyme SystemOseltamivirComa, Post-Head InjuryPharmaceutical PreparationsImipramineDrug Therapy, CombinationDrug SynergismMicrosomes, LiverInfluenza, HumanFood-Drug InteractionsPharmacokineticsCitrus paradisiZanamivir