The compound, known as BufferGel, is currently in advanced clinical trials for its ability to prevent pregnancy. Trials of its ability to block HIV transmission are scheduled to be under way soon.
When applied vaginally prior to intercourse, BufferGel maintains vaginal acidity at its normal levels, which can kill both sperm and many germs. A video news release on BufferGel is available online .
Copies of the videotape are available on request. An earlier news release on BufferGel is also online .