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Drug Interactions between grepafloxacin and nilutamide

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

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Interactions between your drugs

Major

nilutamide grepafloxacin

Applies to: nilutamide and grepafloxacin

CONTRAINDICATED: Grepafloxacin can cause dose-related prolongation of the QT interval. Theoretically, coadministration with other agents that can prolong the QT interval may result in additive effects and increased risk of ventricular arrhythmias including torsade de pointes and sudden death.

MANAGEMENT: Coadministration of grepafloxacin with other drugs that can prolong the QT interval is considered contraindicated.

References

  1. Thomas M, Maconochie JG, Fletcher E (1996) "The dilemma of the prolonged QT interval in early drug studies." Br J Clin Pharmacol, 41, p. 77-81
  2. (2001) "Product Information. Raxar (grepafloxacin)." Glaxo Wellcome
  3. Lode H, Vogel F, Elies W (1999) "Grepafloxacin: A review of its safety profile based on clinical trials and postmarketing surveillance." Clin Ther, 21, p. 61-74
  4. Ball P (2000) "Quinolone-induced QT interval prolongation: a not-so-unexpected class effect." J Antimicrob Chemother, 45, p. 557-9
  5. Cerner Multum, Inc. "UK Summary of Product Characteristics."
  6. Canadian Pharmacists Association (2006) e-CPS. http://www.pharmacists.ca/function/Subscriptions/ecps.cfm?link=eCPS_quikLink
  7. Cerner Multum, Inc. "Australian Product Information."
View all 7 references

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Drug and food interactions

Moderate

nilutamide food

Applies to: nilutamide

GENERALLY AVOID: Alcohol intolerance has been reported in 5% to 20% of patients following administration of nilutamide in clinical studies. Symptoms include facial flushes, malaise, and hypotension.

MANAGEMENT: Consumption of alcoholic beverages should be avoided in patients who experience alcohol intolerance with nilutamide.

References

  1. (2001) "Product Information. Nilandron (nilutamide)." Hoechst Marion Roussel
  2. Decensi A, Guarneri D, Paoletti MC, Lalanne JM, Merlo F, Boccardo F (1991) "Phase II study of the pure non-steroidal antiandrogen nilutamide in prostatic cancer. Italian Prostatic Cancer Project (PONCAP)." Eur J Cancer, 27, p. 1100-4

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Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.

See also

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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.

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