Dose calculation of anticancer drugs: a review of the current practice and introduction of an alternative
2002

Improving Chemotherapy Dose Calculation

publication Evidence: moderate

Author Information

Author(s): Gurney H

Primary Institution: Department of Medical Oncology and Palliative Care, Westmead Hospital

Hypothesis

Current body surface area-dosing for chemotherapy leads to significant underdosing in patients.

Conclusion

Inaccurate dosing based on body surface area can lead to a substantial reduction in survival rates for cancer patients.

Supporting Evidence

  • Body surface area-dosing can lead to an almost 20% relative reduction in survival for breast cancer patients.
  • Underdosing may occur in 30% or more of patients receiving standard chemotherapy regimens.
  • The cure rate of cisplatin-based chemotherapy for advanced testicular cancer may be reduced by as much as 10% due to underdosing.

Takeaway

Doctors often use a method to calculate chemotherapy doses based on body size, but this can sometimes give patients too little medicine, making it less effective.

Methodology

The article reviews existing literature and presents guidelines for more accurate chemotherapy dosing.

Potential Biases

Potential bias in the interpretation of existing studies and their applicability to current practices.

Limitations

The study relies on existing data and does not present new experimental results.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600139

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