Sponge May Be Less Effective Than Diaphragm in Preventing Pregnancies
The vaginal sponge and diaphragm are popular methods of
The Cochrane Library reviewed other past studies and found that the sponge was not quite as effective as the diaphragm.
About the Study
The review compared two previous
- 13.3% became pregnant in the sponge group compared to 8.5% in the diaphragm group
- 42% of the sponge group discontinued at 12 months compared to 35.7% of the diaphragm
The sponge also had higher rates of allergic-type reactions. Both groups reported discomfort with the products.
How Does This Affect You?
There are many types of birth control. The diaphragm and sponge offer a hormone-free option for women however they are not as effective as
Talk to your doctor about birth control options. Discuss your concerns and work with your doctor to create a plan that works best for you. Regardless of the type of contraception, it is important to use it correctly and consistently. Keep in mind that the diaphram and sponge do not provide protection against sexually transmitted diseases and
American College of Obstetricians and Gynecologists
National Women’s Health Resource Center
Kuyoh MA, Toroitich-Ruto C, Grimes DA, Schulz KF, Gallo MF, Lopez LM. Sponge versus diaphragm for contraception. Cochrane Database of Systematic Reviews . Issue 4, 2008. Art. No.: CD003172. DOI: 10.1002/14651858.CD003172.
Last reviewed December 2008 by
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