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[215] [216] [217] Accordingly, progestogens, both endogenous and exogenous (i.e., progestins), have antigonadotropic effects, [218] and progestogens in sufficiently high amounts can markedly suppress the body's normal production of progestogens, androgens, and estrogens as well as inhibit fertility (ovulation in women and spermatogenesis in men).
MPA has been described as very potent in its inhibition of rat 3α-HSD, with an IC 50 of 0.2 μM and a K i (in rat testicular homogenates) of 0.42 μM. [ 189 ] [ 190 ] However, inhibition of 3α-HSD by MPA does not appear to have been confirmed using human proteins yet, and the concentrations required with rat proteins are far above typical ...
Ovulation pain, [1] mid-cycle pain [2] Approximate location of abdominal pain based on potential causes: Specialty: Gynecology: Symptoms: One sided lower abdominal pain, spotting [1] [2] Usual onset: Mid menstrual cycle [1] Duration: Minutes to days [1] Causes: Related to ovulation but mechanism unclear [2] Diagnostic method: After ruling out ...
Levonorgestrel is a hormonal medication which is used in a number of birth control methods. [3] [7] It is combined with an estrogen to make combination birth control pills. [8]As an emergency birth control, sold under the brand names Plan B One-Step and Julie, among others, it is useful within 72 hours of unprotected sex.
It is effective for three years and is usually done in office. It is over 99% effective. It works in 3 ways: 1. Prevents ovulation- usually an egg does not mature 2. thickens cervical mucus so to prevent sperm from reaching the egg 3. If those 2 fail, the last is the progesterone causes the lining of the uterus to be too thin for implantation.
In short, most men remain well into retirement age, with the majority of intimately active senior men happy with their intimate lives. Male Libido and Age Libido tends to decrease with age in men ...
Most women over 60 have entered a new phase in life and health: post-menopause. According to Dr. Tara Scott, MD , gynecologist and Medical Advisor at Versalie, by the age of 60, most women are ...
Dysmenorrhea, also known as period pain, painful periods or menstrual cramps, is pain during menstruation. [4] [5] [2] Its usual onset occurs around the time that menstruation begins. [1] Symptoms typically last less than three days. [1] The pain is usually in the pelvis or lower abdomen. [1] Other symptoms may include back pain, diarrhea or ...