What is it?
Spermicide is a non-hormonal birth control that is available in several different forms, including creams, jellies, tablets, suppositories, foams, and film.
How does it work?
- Spermicide is inserted into the vagina in front of the cervix before intercourse.
- It contains an active ingredient (Nonoxynol-9) that destroys sperm.
- Always read the directions for use on the spermicide packaging.
- Some forms of spermicide, such as foam, require an applicator. Foam is effective immediately and up to one hour after insertion. Appy foam each time you have sex.
- Spermicide film must be inserted in the vagina at least 15 minutes before sex to allow time for it to melt and disperse. It is effective for up to 3 hours after insertion.
How effective is it?
Vaginal Spermicides are among the least effective form of birth control.
- Spermicide is 79% effective at preventing pregnancy
- 18–21 people out of 100 who use spermicide will become pregnant each year.
- Always use spermicide with another form of contraception, such as a condom, to prevent pregnancy.
- Check out this infographic from Sex & U for more information.
For birth control methods that provide the greatest protection against pregnancy, check out the IUD and Implant page.
Does it prevent sexually transmitted infections?
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