[Clinical study of ethinyl estradiol sulfonate in conservative therapy of prostate cancer].

Ethinylestradiol sulfonate is an orally applicable, potent depot estrogen with steroid structure. With a dosage of 2 mg per week it shows a distinct antigonadotropic and antiandrogenic effect. Its suitability for the hormone therapy of the carcinoma of the prostate is clinically and cytologically confirmed. It seldom has undesirable side effects. The oral application necessary only once a week guarantees a continuous supply of active substances with a good compliance by the patients.