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Progestogen-only pills (POPs), colloquially known as "mini pills", are a type of oral contraceptive that contain synthetic progestogens and do not contain estrogens. [4] They are primarily used for the prevention of undesired pregnancy, although additional medical uses also exist.
The risk of VTE with estradiol/nomegestrol acetate birth control pills is under study. [11] Incidence of irregular vaginal bleeding may be higher with estradiol-containing birth control pills in relation to the fact that estradiol is a weaker estrogen than ethinylestradiol in the endometrium. [3]
Ormeloxifene may be used as a weekly oral contraceptive. [6] The weekly schedule is an advantage for women who prefer an oral contraceptive, but find it difficult or impractical to adhere to a daily schedule required by other oral contraceptives. For the first twelve weeks of use, it is advised to take the ormeloxifene pill twice per week. [6]
Chlormadinone acetate (CMA), sold under the brand names Belara, Gynorelle, Lutéran, and Prostal among others, is a progestin and antiandrogen medication which is used in birth control pills to prevent pregnancy, as a component of menopausal hormone therapy, in the treatment of gynecological disorders, and in the treatment of androgen-dependent conditions like enlarged prostate and prostate ...
The birth control pill comes in two forms: the combined oral contraceptive pill and the progestin-only pill (also known as the minipill). The biggest difference between the two are the hormones ...
Norethisterone acetate (NETA), also known as norethindrone acetate and sold under the brand name Primolut-Nor among others, is a progestin medication which is used in birth control pills, menopausal hormone therapy, and for the treatment of gynecological disorders.
[17] [4] However, it is thought that the antiandrogenic activity of CPA may only be significant at higher doses than are present in birth control pills. [ 4 ] [ 19 ] Both EE and CPA have antigonadotropic effects and act as contraceptives in women by suppressing ovulation . [ 17 ]
[48] [51] [49] About 5 to 10% of women experience negative mood changes with combined birth control pills, and about 5% of women discontinue birth control pills due to such changes. [ 52 ] [ 48 ] A study of about 4,000 women found that progestogen-only birth control with depot medroxyprogesterone acetate had an incidence of depression of 1.5% ...