1. THE NUVA RING CHRISTOPHER ROSS DESANTO BME 281

2. WHAT IS THE NUVA RING? -Vaginal Contraceptive -Made in the Netherlands -American FDA Approval July 2003

3. HOW DO YOU USE IT? -Start at the beginning of a woman’s 28 day cycle -4 week cycles -Free week -3 Hour exposure before becoming ineffective

4. HOW DOES IT WORK? -estradiol 15μg (estrogen derivative) -Etonogestrel 120 μg (progestin derivative) -Thickens cervical mucus (sperm inhibition) - thins out endometrial walls (eggs can not fertilize or attach) -Luteinizing Hormone -Permeability

5. PROS -No reports of infertility (compared to birth control) -After 0-4 weeks regain ability to become pregnant -Low level of hormones -More effective than pill (1% to 8%) -Use during sex

6. CONS -Some side effects -Ring displacement -Unorthodox / discomfort

7. QUESTIONS?

8. SOURCES http://en.wikipedia.org/wiki/NuvaRing http://www.plannedparenthood.org/health-topics/ birth-control/birth-control-vaginal-ring- nuvaring-4241.htm http://www.nuvaring.com/Consumer/index.asp http://www.drugs.com/cdi/nuvaring-ring.html