Dificid (fidaxomicin) Disease Interactions
There is 1 disease interaction with Dificid (fidaxomicin):
Macrolide Antibiotics (Includes Dificid) ↔ Qt Prolongation
Severe Potential Hazard, High plausibility
Applies to: Long QT Syndrome, 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 60 drug interactions with Dificid (fidaxomicin)
See also...
Drug Interaction Classification
The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
| 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. |
Do not stop taking any medications without consulting your healthcare provider.
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