Spermicide (for Teens) | 合法醫療器材資訊網

WhatIsSpermicide?...Spermicidescontainchemicalstostopspermfromgettingtoanegg.Theycomeinseveraldifferentforms:cream,gel,foam,film,and ...

Spermicides contain chemicals to stop sperm[1] from getting to an egg[2]. They come in several different forms: cream, gel, foam, film, and suppositories. Spermicides should be used with another birth control method[3], such as condoms or a diaphragm. They be used alone but are not very effective that way.

Spermicides block the cervix (the opening to the uterus) and slow sperm down to make it harder for them to swim to an egg. In order to work, the spermicide must be placed deep in the vagina close to the cervix. Creams, gels, and foams are squirted into the vagina using an applicator. Other types of spermicides include vaginal contraceptive film (VCF), a thin sheet placed in the back of vagina by hand, and vaginal suppositories.

Spermicides must be placed in the vagina before sexual intercourse. The instructions will ...