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The shot must be injected into thigh, buttock, or deltoid muscle four times a year (every 11 to 13 weeks), and provides pregnancy protection instantaneously after the first injection. [68] Depo-subQ Provera 104 is a variation of the original intramuscular DMPA that is instead a 104 mg microcrystalline dose in aqueous suspension administered by ...
Depot MPA (DMPA) and EC/MPA were developed by Upjohn in the 1960s. [12] [13] DMPA (brand name Depo-Provera) was introduced for use as a progestogen-only injectable contraceptive for the first time outside of the United States in 1969 and was subsequently approved for use in birth control in the United States in 1992.
CICs are different from progestogen-only injectable contraceptives (POICs), such as depot medroxyprogesterone acetate (DMPA; brand names Depo-Provera, Depo-SubQ Provera 104) and norethisterone enantate (NETE; brand name Noristerat), which are not combined with an estrogen and are given once every two to three months instead of once a month. [2]
It was first introduced for medical use by Upjohn in 1952 under the brand name Depo-Estradiol in the United States. [19] [20] [70] Subsequently, it was also marketed in other countries such as European countries and Japan. [33] [20] [22] The first clinical reports of estradiol cypionate were published in 1952 and thereafter.
Girls have started getting their first period earlier than in the past, so now it's considered "normal" for girls to get their period between 9 and 14 years old, says Maureen Whelihan, M.D., an ob ...
MPA shot [38] Depo Provera, the shot: 4 (1 in 25) 0.2 (1 in 500) Progestogen: Injection: 12 weeks: Testosterone injection for male (unapproved, experimental method) [39] Testosterone Undecanoate: 6.1 (1 in 16) 1.1 (1 in 91) Testosterone: Intramuscular Injection: Every 4 weeks: 1999 cervical cap and spermicide (replaced by second generation in ...
After your first period, it can take from six months to a year for your period to become regular (occurring every 28 days). Still, if you are sexually active and miss a period, see your doctor for ...
Basically, it’s totally normal if, in the year or two after getting your first period, your body doesn’t immediately fall into a regular cycle. 4. You’re Breastfeeding.