2024年11月19日 · Progestin-only injectable contraceptives (DMPA, 150 mg intramuscularly [DMPA-IM] or 104 mg subcutaneously [DMPA-SC]) are available in the United States; the only difference between these two formulations is the route of administration. Approximately four out of 100 DMPA users will become pregnant in the first year with typical use. [28] .

2024年5月30日 · How does the DMPA Injection work? The shot works by releasing the hormone DMPA, a progestin, which suppresses ovulation and thickens cervical mucus that also helps keep sperm from fertilizing...

Depo-Provera Injection is a progestin (female hormone). It works by preventing an egg from developing fully and being released from the ovaries during your menstrual cycle. It also alters the lining of your womb and thickens the mucus at the entrance of the womb, making it more difficult for the sperm to enter. This prevents pregnancy.

Medroxyprogesterone acetate (MPA), also known as depot medroxyprogesterone acetate (DMPA) in injectable form and sold under the brand name Depo-Provera among others, is a hormonal medication of the progestin type. [10][4] It is used as a method of birth control and as a part of menopausal hormone therapy. [10][4] It is also used to treat endomet...

2025年1月31日 · Depo-Provera, commonly referred to as the birth control shot, is the brand name of the medication depot medroxyprogesterone acetate (DMPA). DMPA contains progestin, a synthetic hormone that...

2025年2月5日 · Depo-Provera is a well-known brand name for medroxyprogesterone acetate. It's a birth control shot that has the hormone progestin. A birth control shot is also called a contraceptive injection. People who take Depo-Provera get a shot every three months. Depo-Provera most often stops the ovaries from releasing an egg. So there's no ovulation.

Use of DMPA injection reduces serum estrogen levels in premenopausal women and is associated with a statistically significant loss of BMD as bone metabolism accommodates to a lower estrogen level. Bone loss may be greater with increasing duration of use and may not be completely reversible in some women. It is unknown if

There are two main types of injectable contraceptives: 1) Progestogen-only Injectables (POI), containing only synthetic progesterone. They are of two types: a) Depot MedroxyProgesterone Acetate (DMPA) – 3 monthly Injection. This can be given through: • Subcutaneous route (DMPA-SC). b) Norethisterone enanthate (NET-EN) – 2 monthly Injection.

2023年4月26日 · The contraceptive injection is an effective form of contraception that is given to prevent pregnancy. It contains a progestogen hormone called depo medroxyprogesterone acetate (DMPA). Progestogen hormones are very similar to a woman's own hormone called progesterone. Depo-Provera® is the brand used most often and it is given every 12 weeks.

150 mg of DMPA are injected IM every three months, giving failure rates of slightly less than 1%. The first injection is given within 5 days of the onset of menses. It is considered effective 7 days after it is given.