cancer
Risk Factors for Cancer
Medications and medical treatments
 and progestin that may be given to women during menopause ( Hormone Therapy for Menopause ) also slightly increase the risk of breast cancer. , a medication used to treat breast cancer, increases the risk of Cancer of the Uterus (cancer of the inner lining of the uterus). Long-term use oftestosterone,danazol, or other male hormones (androgens) may slightly increase the risk of liver cancer. Treatment of cancer with certain chemotherapy medications (alkylating agents) and with radiation therapy may increase the risk of people developing a second cancer years later. 