- Patients who have serious concomitant illness that might be aggravated by chemotherapy, as below included:Active cardiac disease (e.g. congestive heart failure, angina, arrhythmia, acute myocardial disease or other types of heart disease requiring treatment) within 6 months period preceding entry into the study; Uncontrolled infection (e.g. active infection that uncontrolled for 2 weeks under antibiotic therapy); Retention of body fluid (e.g. pleural effusion, ascites, pericardial effusion, and edema needing treatment); History of other than esophageal cancer, except curatively treated non-melanoma skin cancer or in situ carcinoma of the esophagus; and other conditions which will be judged by physician's discretion.