Treatment of postmenopausal breast cancer with bisbromoacetyl hexestrol

Twenty five cases of advanced postmenopausal breast cancer patients were treated with bisbromoacetyl hexestrol 3 CR and 5 PR were achieved. The response rate was 32%, and the average duration of remission 6 months. Vaginal bleeding was seen in 9 cases, 4 of whom were compelled to discontinue treatment.