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Drug Interactions: Increase in plasma concentrations of this drug has been reported with concomitant use with ketoconazole, erythromycin or cimetidine in controlled clinical trials, but without clinically significant changes (including electrocardiographic).
Other drugs known to inhibit hepatic metabolism should be coadministered with caution.
Laboratory Interactions: The administration of loratadine should be discontinued at least 48 hours before skin tests since antihistamines may prevent or reduce otherwise positive reactions to dermal reactivity index.
Pediatric population: Interaction studies have only been performed in adults.
