If you are using jelly alone, then the protection lasts for 1 hour. If sexual intercourse lasts longer than that, or if you have sex again, apply another dose. If you are using it with a diaphragm, the protection lasts for up to 6 hours. See the diaphragm section for more information. If you find that this product is irritating to you or your partner, you should try a different product or a different type of spermicide, or you may want to try a different method of birth control.
Suppositories Unwrap the suppository.
Then put it as far as you can into your vagina. It should be placed as close to the cervix as possible. Suppositories take 10 to 30 minutes to be effective. The protection lasts from 10 to 30 minutes after insertion up to 1 hour after insertion. Read the product label carefully.