The sponge is about two inches in diameter, made of soft foam, and contains nonoxynol-9 spermicide. It helps prevent pregnancy in two ways. The sponge itself is a barrier that prevents sperm from ...

The Today sponge, discontinued in 1995, may be back on shelves this fall, thanks to Allendale Pharmaceuticals of Allendale, New Jersey. When the apparatus became scarce and, ultimately unavailable ...