If you decide to use a spermicide, it's important to use it correctly every time and follow the instructions on the package. The instructions will vary depending on what type of spermicide you use V体育平台登录.
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The general guidelines for using spermicides are:
All spermicides work by preventing sperm from fertilizing an egg. Spermicides come in many forms and are applied in different ways. You can select the option that works best for you VSports注册入口. Be sure to read the directions on the package and wash your hands before applying spermicide.
There's a new contraceptive gel similar to spermicide called Phexxi®. It works in the same way: You place it in your vagina before sex and it prevents sperm from meeting an egg. This is available by prescription only V体育官网入口.
Some people may have side effects from the chemical in the spermicide. The most common side effect is irritation to the vagina or penis. Once this irritation occurs, it’s easier for infection to enter the skin. Spermicides are generally safe, but if it causes redness or irritation, it's best to stop using them. There are many other forms of birth control that may work better for you.
Some of the advantages of using a spermicide are:
The greatest disadvantages of spermicides are:
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Talk to your healthcare provider if you have concerns about using spermicide as a birth control method. They may recommend another contraceptive method for you based on your health history.
No, a spermicide doesn't protect you against sexually transmitted infections (STIs). Using a condom is the best way to protect against STIs when having sexual intercourse. Using a spermicide can actually increase your risk for infections because it irritates the cells that protect you from infection. This weakens those cells and makes you more susceptible to bacteria.
Contact your healthcare provider if you're using a spermicide and experience the following:
There are condoms you can buy at the store that are pre-coated in nonoxynol-9, the chemical in spermicide. It doesn't damage the condom in any way and provides an extra layer of protection against pregnancy. You can also buy condoms and spermicide separately but use them together. In this case, you insert the spermicide into your vagina and your partner wears a condom. Using a condom with a spermicide also helps protect you from STIs. Be careful — spermicide condoms expire and won't be effective if it's past expiration.
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Spermicides can be bought over the counter at most drugstores and supermarkets. You don't need a prescription to purchase a spermicide. Most of the time they're located near condoms, pregnancy tests or tampons. Spermicides are relatively affordable and shouldn't cost more than $15 a package (packages usually contain several applications).
It's best to avoid swallowing spermicide. The chemicals can be dangerous if ingested. It's meant to be used in and around your vagina only. Once it has been applied to your vagina, you should be careful engaging in oral sex.
There hasn't been any evidence that spermicides cause any harm when used as directed. Spermicides haven't been linked to birth defects (if an accidental pregnancy would occur).
Spermicide can be effective in preventing pregnancy when it's used with other forms of birth control. It's important to use spermicides as directed and pay attention to any side effects like irritation or sores.
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Your birth control needs to work for you. At Cleveland Clinic, we help you find the right birth control option to fit your goals and lifestyle.

Last reviewed on 03/11/2022.
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