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Antioxidant nutrients and adriamycin toxicity.
José L Quiles1, Jesús R Huertas, Maurizio Battino
1Department of Physiology, Institute of Nutrition and Food Technology, University of Granada, Ramon y Cajal 4, Spain. jlquiles@ugr.es
Toxicology
|September 27, 2002
Summary
Adriamycin (doxorubicin) is an effective cancer drug but causes heart toxicity. Dietary antioxidants like vitamin E and C show promise in reducing this oxidative stress and improving cancer treatment safety.
Area of Science:
- Oncology
- Pharmacology
- Biochemistry
Background:
- Adriamycin (doxorubicin) is a vital chemotherapeutic agent for various cancers.
- Cardiac toxicity, both acute and chronic, significantly limits adriamycin's clinical application.
- Understanding adriamycin's mechanisms of action and toxicity is crucial for developing safer treatments.
Purpose of the Study:
- To review strategies for attenuating adriamycin-induced cardiotoxicity.
- To focus on the role of dietary antioxidants in mitigating adriamycin toxicity.
- To evaluate specific dietary antioxidants including vitamins E, C, A, coenzyme Q, flavonoids, virgin olive oil components, and selenium.
Main Methods:
- Review of existing literature on adriamycin toxicity and antioxidant interventions.
- Focus on studies investigating dietary antioxidants and their effects on adriamycin-induced oxidative stress.
- Analysis of various antioxidant molecules, including chelators and reactive oxygen species scavengers.
Main Results:
- Combined therapy with antioxidants shows promise in reducing adriamycin-induced oxidative stress.
- Different antioxidants yield varied results in mitigating toxicity.
- Dietary antioxidants, including vitamins and phytochemicals, are explored for their cardioprotective potential against adriamycin.
Conclusions:
- Dietary antioxidants represent a promising strategy to reduce adriamycin cardiotoxicity.
- Further research into specific dietary components like vitamin E, vitamin C, and selenium is warranted.
- Optimizing adriamycin therapy may involve integrating antioxidant co-administration to enhance safety and efficacy.