The National Institutes of Health report that when NuvaRing is used according to directions from medical professionals, only .3 percent of women get pregnant per year. Nine percent of women get pregnant per year through typical use. This is statistically equal to or better than many other methods of birth control.Continue Reading
NuvaRing is a vaginal ring that works as a contraceptive to prevent pregnancy. The ring contains etonogestrel and ethinylestradiol, two female sex hormones, which are slowly released into the bloodstream. It is considered a low-dose hormone contraceptive.
Like all birth control methods, NuvaRing cannot be 100 percent effective. However, it is considered very effective compared to other methods. The percentages of women who get pregnant on other birth control methods through typical use annually are: