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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.
Medroxyprogesterone, also known as 6α-methyl-17α-hydroxyprogesterone or as 6α-methyl-17α-hydroxypregn-4-en-3,20-dione, is a synthetic pregnane steroid and a derivative of progesterone. [ 2 ] [ 3 ] It is specifically a derivative of 17α-hydroxyprogesterone with a methyl group at the C6α position.
Medroxyprogesterone acetate (Amen, Curretab, Cycrin, Provera) – 2.5 mg, 5 mg, 10 mg Megestrol acetate (Megace) – 20 mg, 40 mg – approved specifically for the treatment of breast and endometrial cancer [ 46 ] and for the treatment of anorexia , cachexia , and weight loss in patients with AIDS Tooltip acquired immunodeficiency syndrome [ 47 ]
Megestrol acetate is the lead drug of this class for the management of cachexia, and medroxyprogesterone acetate is also used. [43] [44] The mechanism of action of the appetite-related effects of these two medications is unknown and may not be related to their progestogenic activity.
Major examples of progestins include the 17α-hydroxyprogesterone derivative medroxyprogesterone acetate and the 19-nortestosterone derivative norethisterone. The progestins are structural analogues of progesterone and have progestogenic activity similarly, but differ from progesterone in their pharmacological properties in various ways. [5]
Progestogens that have been studied for potential use as POICs but were never marketed as such include the progesterone derivatives algestone acetophenide (dihydroxyprogesterone acetophenide) (100 mg/month), chlormadinone acetate (250 mg/3 months), hydroxyprogesterone caproate (250–500 mg/month), gestonorone caproate (2.5–200 mg/1–2 ...
Estradiol cypionate/medroxyprogesterone acetate (EC/MPA), sold under the brand name Cyclofem among others, is a form of combined injectable birth control. [2] It contains estradiol cypionate (EC), an estrogen, and medroxyprogesterone acetate (MPA), a progestin. [2] It is recommended for short-term use and is given once a month by injection into ...
Progesterone (P4), sold under the brand name Prometrium among others, is a medication and naturally occurring steroid hormone. [20] It is a progestogen and is used in combination with estrogens mainly in hormone therapy for menopausal symptoms and low sex hormone levels in women.