Abstract
Voriconazole is the preferred antifungal agent for Aspergillus infections. Therapeutic drug monitoring is recommended to achieve target concentrations and prevent toxicity. However, variable pharmacokinetics, cytochrome P450 polymorphisms, and extensive drug-drug interactions can contribute to subtherapeutic concentrations. We report a voriconazole "boosting" effect of omeprazole to achieve target concentrations for the treatment of Aspergillus in a patient who had persistently subtherapeutic trough concentrations.
MeSH terms
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Antifungal Agents / blood
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Antifungal Agents / pharmacokinetics*
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Antifungal Agents / pharmacology
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Aspergillosis / drug therapy*
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Aspergillosis / microbiology
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Aspergillosis / pathology
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Aspergillus fumigatus / drug effects
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Aspergillus fumigatus / physiology
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Brain / drug effects
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Brain / microbiology
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Brain / pathology
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Drug Administration Routes
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Drug Administration Schedule
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Drug Monitoring
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Drug Synergism
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Humans
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Magnetic Resonance Imaging
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Male
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Omeprazole / pharmacology
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Omeprazole / therapeutic use*
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Pyrimidines / blood
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Pyrimidines / pharmacokinetics*
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Pyrimidines / pharmacology
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Triazoles / blood
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Triazoles / pharmacokinetics*
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Triazoles / pharmacology
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Voriconazole
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Young Adult
Substances
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Antifungal Agents
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Pyrimidines
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Triazoles
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Voriconazole
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Omeprazole