Usage:
Estriol belongs to natural hormone and is the metabolite of estradiol in vivo , anti estrogen steroids . It is mainly presented

in the urine . Estrogen has a relative small activity with the oral activity being 6 times as high as estrone but being weaker

than estradiol with non-carcinogenic effects . After its administration , the in vivo estradiol levels did not change . Estriol

has selective action on the vaginal and cervical canal but has no effect on the uterus and endometrium entity .

Application:

1) used for treating cervicitis, especially suitable for treating menopausal syndrome and senile vaginitis.
2) used as the adjuvant drug for middle-term labor induction and artificial abortion.
3) used for treating prostatic hypertrophy and prostate cancer.
4) In addition, it still has a rapid role in increasing the peripheral leukocytes.
5) It has efficacy in treating leukopenia caused by chemotherapy or radiotherapy as well as reducing the vascular

permeability and fragility and can be used for the treatment of various kinds of hemorrhage.
6) It also has quick hemostasis effect on menorrhagia, hysterectomy or tonsillectomy.