Estradiol (medication)
, estradiol is available in the United States in the following forms:Oral estradiol valerate (Progynova) and other esters of estradiol that are used by injection like estradiol benzoate, estradiol enantate, and estradiol undecylate all are not marketed in the U.S. Polyestradiol phosphate (Estradurin) was marketed in the U.S. previously but is no longer available.
Desogestrel
Desogestrel is available widely throughout the world, including in the United States, Canada, the United Kingdom, Ireland, many other European countries, Australia, New Zealand, South Africa, Latin America, South, East, and Southeast Asia, and elsewhere in the world. In the United States, it is available only in combination with ethinylestradiol as a combined oral contraceptive; it is not available alone and is not approved for any other indications in this country.