and Mirena IUDs, which deliver progesterone directly and continuously into the uterine lining for one year and five years respectively, are additional longer-term options.
However, in the wake of litigation involving the Dalkon Shield, all IUDs except the Progestasert
were removed from the U.
Disseminated pelvic actinomycosis presenting as metastatic carcinoma: Association with the Progestasert
Two types of IUDs are available in the United States: the Paragard CopperT 380A and the Progestasert
Although the Progestasert
IUD, which releases 65 [micro]g of progesterone a day and was approved in 1976, also reduces menstrual bleeding and cramping, it is approved for only 1 year of use, said Dr.
Since 1988 two new types of intra-uterine devices (IUDs) have become available - the copper T 380A, known by its trade name, ParaGard, which provides up to eight years of contraceptive effect, and a one-year IUD, sold under the name Progestasert
, which works by releasing the hormone progesterone.
IUD, which slowly releases progestin into the uterus for up to one year, may help reduce menstrual flow up to 40 percent.