Doesn't provide protection against the AIDS virus or other STDs. These capsules release a hormone that prevents ovulation. One insertion of capsules is good for up to six years and they can be removed at any time and fertility will return almost immediately. A prescription is required and a health care provider must insert the capsules. More expensive than oral contraceptives and more than one surgery may be required for removal.
Some patients experience irregular periods.
Doesn't protect against the AIDS virus or other STDs. Regular periods and lighter menstrual flow are common. May reduce the chances of uterine and ovarian cancers and pelvic inflammatory disease. A prescription is required for this method. Smokers and women with a history of heart disease should not use this method.