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 ...

However, it’s more commonly used with another form of birth control to make it more effective, such as a sponge or cervical cap. A contraceptive sponge is made of foam with spermicide on it and ...