TABLE 1

Designer estrogens and their uses

AgentApproved usesOther possible benefitsAdverse effects
TamoxifenTo treat metastatic breast cancer and ductal carcinoma in situ
To reduce the risk of estrogen receptor-positive breast cancer in women at high risk
Positive effect on bone
Positive effect on cardiovascular risk
Venous thromboembolism
Uterine neoplasia
Vasomotor symptoms
RaloxifeneTo prevent and treat osteoporosis
To reduce the risk of invasive estrogen receptor-positive breast cancer in postmenopausal women
Reduction in breast cancer riskVenous thromboembolism
Stroke
OspemifeneTo treat genitourinary syndrome of menopausePositive effect on boneVenous thromboembolism
Conjugated estrogen-bazedoxifeneIn women with a uterus: to prevent osteoporosis and treat vasomotor symptoms of menopausePositive effects on uterus, genitourinary syndrome of menopauseVenous thromboembolism