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Drug Interactions between Erivedge and Odomzo

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

No interactions were found between Erivedge and Odomzo. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.

Erivedge

A total of 62 drugs are known to interact with Erivedge.

Odomzo

A total of 190 drugs are known to interact with Odomzo.

Drug and food interactions

Moderate

sonidegib food

Applies to: Odomzo (sonidegib)

ADJUST DOSING INTERVAL: Food significantly increases the oral bioavailability of sonidegib. According to the product labeling, administration of sonidegib with a high-fat meal (approximately 1000 calories; 50% from fat) increased mean sonidegib peak plasma concentration (Cmax) and systemic exposure (AUC) by 7.4- to 7.8-fold.

GENERALLY AVOID: Grapefruit juice may increase the plasma concentrations of sonidegib. The proposed mechanism is inhibition of CYP450 3A4-mediated first-pass metabolism in the gut wall by certain compounds present in grapefruit. In general, the effect of grapefruit juice is concentration-, dose- and preparation-dependent, and can vary widely among brands. Certain preparations of grapefruit juice (e.g., high dose, double strength) have sometimes demonstrated potent inhibition of CYP450 3A4, while other preparations (e.g., low dose, single strength) have typically demonstrated moderate inhibition. Increased exposure to sonidegib may increase the risk of adverse effects such as musculoskeletal toxicity, fatigue, nausea, vomiting, diarrhea, anorexia, weight loss, alopecia, pruritus, and dysgeusia.

MANAGEMENT: Sonidegib should be administered on an empty stomach, at least 1 hour before or 2 hours after a meal. Patients should avoid consumption of grapefruit or grapefruit juice during treatment with sonidegib.

References (1)
  1. (2015) "Product Information. Odomzo (sonidegib)." Novartis Pharmaceuticals

Therapeutic duplication warnings

Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.

Duplication

Hedgehog pathway inhibitors

Therapeutic duplication

The recommended maximum number of medicines in the 'hedgehog pathway inhibitors' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'hedgehog pathway inhibitors' category:

  • Erivedge (vismodegib)
  • Odomzo (sonidegib)

Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.


Report options

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.