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Interacting Drugs

OBJECT DRUGS

PRECIPITANT DRUGS

Enzyme Inhibitors:


Comment:

Inhibitors of CYP1A2 (and to a lesser extent CYP3A4) may increase serum theophylline concentrations; some patients may develop theophylline toxicity. These inhibitors appear to have less risk of serious theophylline toxicity than the Class 2 theophylline drug interactions above.


Class 3: Assess Risk & Take Action if Necessary