A significant drug interaction occurs between theophylline and _____ that can result in toxic serum levels of theophylline.

Question

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Side effects associated with the methylxanthines include central nervous system (CNS)stimulation,cardiac stimulation,increased gastric secretion,and diuresis.Patients often complain of nervousness and insomnia.Erythromycin can increase the serum levels of theophylline,and toxicity may result.Patients on chronic theophylline may have blood levels drawn to determine if the dose they are taking is appropriate.

A Significant Drug Interaction Occurs Between Theophylline and _____ That