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Dificid (fidaxomicin) Disease Interactions

There is 1 disease interaction with Dificid (fidaxomicin):

Major

Macrolide antibiotics (applies to Dificid) QT prolongation

Major Potential Hazard, High plausibility. Applicable conditions: Hypokalemia, Magnesium Imbalance, Arrhythmias

Prolonged cardiac repolarization and QT interval have been reported in patients receiving treatment with macrolides. Providers should weight risks and benefits of using these drugs in patients with known prolongation of the QT interval, history of torsades de pointes, congenital long QT syndrome, bradyarrhythmias, proarrhythmic conditions such as uncorrected hypokalemia or hypomagnesemia, or patients receiving other drugs that prolong the QT interval.

Dificid (fidaxomicin) drug interactions

There are 82 drug interactions with Dificid (fidaxomicin)

Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.