Reproductive pharm Flashcards
what is the most potent form of endogenous estrogen in women?
estradiol
how is estrogen transported in the blood?
bound to albumin and sex binding hormone (they are later broken down by the liver to inactive compounds and excreted in urine)
what is the most important therapeutic benefit of HRT?
estrogen decreases resorption of bone and thus blunts the process of osteoporosis.
- it can also assist with sleep quality in post-menopausal women
Increased risks with HRT?
Stroke and blood clots
decreased risk of fractures
are bio-identical hormones considered synthetic?
yes, they are. They just look similar to the ones produced by the body.
What is the hormone ratio of BiEst?
80:20 ratio of estriol (E3) to estradiol (E2)
What is the hormone ratio of TriEst?
most commonly found in a ratio of 80: 10: 10, estriol (E3), estradiol (E2) and estrone (E1).
What is the source of premarin
obtained from the urine of pregnant mares is a preparation of conjugated estrogens – estrone and equillin.
when is premarin indicated?
for prevention and treatment of osteoporosis and of post-menopausal symptoms such as hot flashes, vaginal dryness and itching.
can be used in women who has not undergone hysterectomy. Do not use in pregnant women.
MOA of premarin?
Alters gene transcription.
Side effects of premarin?
breast pain, increased breast size, palpitations, fever, hives, hoarseness, joint pain, stiffness or swelling, rash, redness of skin, shortness of breath, wheezing, edema and weight gain…..etc.
What pregnancy category are conjugated estrogens/Premarin?
Category X
also CI in prior hx of DVT or breast/ovarian/urine cancer
what class is Medroxyprogesterone/Provera?
synthetic variant of progesterone (progestin)
when is provera indicated?
Contraceptive, hormone replacement therapy, dysfunctional uterine bleeding and treatment of endometriosis.
MOA of provera?
alters gene transcription