Materials, products and services - the Green Guide Online provides details of the life cycle environmental impacts of construction materials and components, and the Green Book is a free online database of products and services.
Spermicides are used globally for birth control, with or without condoms. As the only means of birth control, spermicides are rarely effective. However, in conjunction with condoms, spermicides are somewhat effective in birth control.
home / medterms medical dictionary a-z list / vaginal spermicide definition Medical Definition of Vaginal spermicide Vaginal spermicide: A vaginal spermicide is a substance that will kill sperm in the vagina. Vaginal spermicides are available in foam, cream, jelly, film, suppository, or tablet forms. All types contain a sperm-killing chemical. Studies have not produced definitive data on the efficacy of spermicides used alone (without a diaphragm or cervical cap) but research suggests the failure rate for typical users may be in the range of 20% per year.