What should I consider when starting birth control?

Implanon NXT is 99% effective as a form of contraception and is meant to be inserted superficially just under the skin on the inner aspect of the upper arm so that it can be felt but not seen. It is literally a "fit-and-forget" form of contraception that lasts for 3 years. Side effects of Implanon It is safe and has been around for some time but like all hormonal contraceptives, some women may experience side effects (although uncommon) like: headache mood changes breast tenderness bloating It is not associated with weight gain, however.

First and foremost, the primary contraception action of the oral contraceptive pill is that they prevent ovulation of an egg from the ovary. The oral contraceptive pills also change the nature of the cervical mucus especially during the fertile period by making it more hostile to sperm survival and motility. Finally, the oral contraceptive pills thin the endometrial lining making it harder for an embryo to implant. The oral contraceptive pills are very effective (as long as you are taking them correctly as instructed) and are associated with a low failure rate.