Monograph Details

Neoplasms > Alkylating agents
EMCYT
Manufacturer
Pfizer Labs
Legal Classification
Rx
Generic Name
Estramustine phosphate sodium (prodrug of estradiol) 140mg; caps.
Indications
Palliative of metastatic, progressive prostate cancer.
Children
Not applicable.
Adults
Take 1 hour before or 2 hours after meals. 14mg/kg in 3 or 4 divided doses; reevaluate after 30 to 90 days. Continue as long as favorable response maintained.
Contraindications
Active thrombophlebitis or thromboembolic disorders (except when tumor mass caused by thromboembolic phenomenon). Allergy to estradiol, nitrogen mustard.
Precautions
History of thrombophlebitis, thrombosis, thromboembolic disorders. Cerebro- or cardiovascular disease. Diabetes. Hypertension. Conditions aggravated by fluid retention. Renal or hepatic dysfunction. Monitor bilirubin and hepatic enzymes during and for 2 months after treatment is discontinued. Metabolic bone diseases associated with hypercalcemia. Use effective contraception.
Interactions
Absorption impaired by calcium.
Adverse Reactions
Edema, dyspnea, leg cramps; nausea, diarrhea, GI upset; pruritus, dry skin, easy bruising; breast tenderness and enlargement; lethargy, emotional lability, insomnia; leucopenia; abnormal bilirubin, LDH, SGOT. Thrombosis, MI.
How Supplied
Caps—100
Additional Resources
Related Prescribing Note