Premarin conjugated estrogen

PREMARINNow, what is estrogen? Estrogen is hormone whose
Premarin [conjugated estrogen] manufactured bysecretion starts from the graffian follicle [which is
Wyeth Pharmaceuticals, is been marketedpresent in the ovaries] under the influence of Follicle
commercially since 1942. It is primarily used in treatingStimulating Hormone [FSH] and concentration in blood
post menopausal symptoms.rises gradually during follicular phase of the menstrual
But what exactly is Premarin? Premarin is a mixture ofcycle. Due to the modest Follicle Stimulating Hormone
conjugated equine estrogens obtained exclusively from[FSH] surge, estrogens further rise transiently. After
natural sources, occurring as the sodium salts ofovulation, corpus luteum continues to secrete
water-soluble estrogen sulfates blended to representestrogens till about two days before menstruation.
the average composition of material derived fromEstrogens exercise feed back inhibition of Follicle
pregnant mares’ urine. It is a mixture ofStimulating Hormone-FSH [also Leutinizing Hormone at
sodium estrone sulfate and sodium equilin sulfate. Ithigher levels] by direct action on the pituitary gland as
contains as concomitant components, as sodiumwell as through hypothalamus. In post menopausal
sulfate conjugates, 17 -dihydroequilin, 17women, there is a sharp decline in estrogen.
-estradiol, and 17 -dihydroequilin.