[Analysis of factors affecting clinical cancer chemotherapy].

An analysis of possible factors affecting clinical cancer chemotherapeutic efficacy is of essential importance in the clinical application of new anticancer drugs (phase study), in evaluating clinical effectiveness of chemotherapeutic agents and in enhancing their activities. It results also in the clarification of the role of chemotherapy in cancer treatment. Tumor-host-drug relationship has been emphasized in the clinical response to cancer chemotherapy. Relationships among them should be the fundamental view point in these studies.