Strategies for optimizing combinations of molecularly targeted anticancer agents
1Investigational Drug Branch, Cancer Therapy Evaluation Program, Division of Cancer Treatment and Diagnosis, National Cancer Institute, 6130 Executive Boulevard EPN 7131, Rockville, Maryland 20852, USA. danceyj@ctep.nci.nih.gov
Abstract:
The rapid emergence of hundreds of new agents that modulate an ever-growing list of cancer-specific molecular targets offers tremendous hope for cancer patients. However, evaluating targeted agents individually, in combination with standard treatments, and in combination with other targeted agents presents significant development challenges. Because the number of possible drug combinations is essentially limitless, a strategy for determining the most promising combinations and prioritizing their evaluation is crucial. Here, we consider the crucial elements of a development strategy for targeted-agent combinations. Issues that pose challenges to the rational preclinical and clinical evaluation of such combinations will be described, and possible approaches to overcoming these challenges will be discussed.
Insights
Developing targeted cancer therapies faces challenges due to numerous drug combinations. A strategic approach is crucial for prioritizing promising targeted-agent combinations for efficient clinical evaluation.
Area of Science:
- Oncology
- Pharmacology
- Drug Development
Background:
- Hundreds of new cancer-specific molecularly targeted agents are emerging.
- Evaluating these agents individually and in various combinations presents significant development challenges.
Purpose of the Study:
- To outline a development strategy for targeted-agent combinations.
- To identify challenges in the preclinical and clinical evaluation of targeted-agent combinations.
- To discuss potential approaches to overcome these challenges.
Main Methods:
- This study considers the crucial elements of a development strategy for targeted-agent combinations.
- It describes issues that pose challenges to rational preclinical and clinical evaluation.
- It discusses possible approaches to overcoming these challenges.
Main Results:
- The sheer number of potential drug combinations necessitates a strategic approach.
- Rational evaluation requires addressing specific preclinical and clinical challenges.
- Prioritization of combinations is essential for efficient drug development.
Conclusions:
- A robust strategy is vital for navigating the complexities of targeted-agent combination development.
- Overcoming evaluation challenges will accelerate the delivery of novel cancer therapies.
- Prioritizing promising combinations ensures efficient resource allocation in drug development.
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