Note: There is only one brand of sponge contraception available in the US, called the Today Sponge. The way it prevents pregnancy is twofold, says Sherry Ross, MD, OB-GYN and author of She-ology ...

Once the most popular female-controlled, over-the-counter form of birth control, the sponge was used by 6.4 million women between 1983 and 1995. It was discontinued when the original manufacturers ...