Search results
Results from the WOW.Com Content Network
[1] [2] EE is an estrogen, while norethisterone acetate (NETA) is a progestin. [1] It is taken by mouth . [ 1 ] Some preparations of EE/NETA used in birth control additionally contain an iron supplement in the form of ferrous fumarate .
Norethisterone and ethinylestradiol levels over 24 hours after a single oral dose of 10 mg NETA in postmenopausal women. [25] NETA metabolizes into ethinylestradiol at a rate of 0.20 to 0.33% across a dose range of 10 to 40 mg. [26] [27] Peak levels of ethinylestradiol with a 10, 20, or 40 mg dose of NETA were 58, 178, and 231 pg/mL, respectively.
All contain an estrogen, ethinylestradiol or mestranol, [1] [2] in varying amounts, and one of a number of different progestogens. (Regarding the estrogen, the inactive 3-methyl ether of ethinylestradiol, which must be metabolized by the liver into the active ethinylestradiol; 50 μg of mestranol is equivalent to only 35 μg of ethinylestradiol and should not be used when high-dose [50 μg ...
[11] [93] A single 2 mg oral dose of norethisterone has been found to result in peak circulating levels of the drug of 12 ng/mL (40 nmol/L), whereas a single 1 mg oral dose of norethisterone in combination with 2 mg estradiol resulted in peak levels of norethisterone of 8.5 ng/mL (29 nmol/L) one-hour post-administration.
Dose Brand names Use NET only: Low (e.g., 0.35 mg) Multiple [a] Progestogen-only oral contraceptive: NET or NETA only: High (e.g., 5 mg, 10 mg) Multiple [b] Gynecological disorders and other uses NETE only: Injection (e.g., 200 mg) Multiple [c] Progestogen-only injectable contraceptive: NET or NETA with ethinylestradiol
While lower doses of estrogen in combined oral contraceptive pills may have a lower risk of stroke and myocardial infarction compared to higher estrogen dose pills (50 μg/day), users of low estrogen dose combined oral contraceptive pills still have an increased risk compared to non-users. [113]
Estradiol levels over a 24-hour period following a single 0.25, 0.5, or 1 mg dose of sublingual estradiol or a single 0.5 or 1 mg dose of oral estradiol in postmenopausal women. [1] Source: Price et al. (1997). [1]
[11] [12] [13] It is an estrogen and is used mainly in menopausal hormone therapy and to treat low sex hormone levels in women. [ 11 ] [ 14 ] It is also used in hormonal birth control for women, in feminizing hormone therapy for transgender women and some non-binary individuals, and in the treatment of hormone-sensitive cancers like prostate ...