To use the Today<unk> , it must be run under water until thoroughly wet with about two tablespoons of water. The water is used as a mechanism to activate the spermicide inside the<unk> . No extra spermicide is needed. The Protectaid and Pharmatex<unk> s come ready to use. The<unk>  can be inserted up to 24 hours before intercourse. It must be left in place for at least six hours after intercourse. It should not be worn for more than 30 hours in a row. The<unk>  should never be reused once it has been removed after having sexual intercourse.
Contraceptive sponge
Contraceptive patch
Contraceptive implant
Heat-based contraception
Male contraceptive
Spermicide
Vaginal microbicide
Contraceptive vaginal ring