PATIENT CHARACTERISTICS: Age: 65 and over Sex: Female Menopausal status: Not specified Performance status: See Disease Characteristics Life expectancy: Greater than 12 weeks Hematopoietic: Absolute neutrophil count at least 1,500/mm3 Platelet count at least 100,000/mm3 Neutropenia or thrombocytopenia secondary to myelophthisis from breast cancer allowed Hepatic: Increased bilirubin allowed Renal: Renal insufficiency allowed Cardiovascular: Congestive heart failure allowed Other: No known allergy to gemcitabine