Does spermicide interfere with birth control?

Does spermicide interfere with birth control?

Vaginal spermicides, when used alone, are much less effective in preventing pregnancy than birth control pills, an intrauterine device (IUD), or spermicides used together with another form of birth control, such as cervical caps, condoms, or diaphragms.

What else can spermicide be used for other than birth control?

Spermicide isn’t a very effective birth control method when used alone. However, you can use spermicide with a barrier method — such as a condom, diaphragm or cervical cap — to improve its effectiveness with preventing pregnancy.

What are the disadvantages of spermicide?

Some of the disadvantages of spermicides are that they:

• do not provide protection from sexually transmitted infections (STIs);
• are not considered an effective form of contraception when used alone;
• may produce side effects such as vaginal or penile irritation;

What is the most effective spermicide?

Effectiveness in preventing pregnancy The most effective strength spermicide contains at least 100 mg of nonoxynol-9 per dose. You are more likely to get pregnant if you use a weaker spermicide. There is no difference in effectiveness between various spermicide types, such as gel, film, or suppository.

Is there a natural spermicide?

The citric acid in lemons acts as a natural spermicide. The lemon rind itself (with pulp and juice removed) could also be inserted into the vagina and used as a cervical cap.

How long does spermicide last in the body?

One dose of spermicide usually lasts 1 hour. For repeated sex, use additional spermicide. After sex, the spermicide has to remain in place for 6-8 hours to make sure the sperm are killed. Do not douche or rinse the vagina during this time.

How effective is spermicide and pulling out?

Spermicide is 82 percent effective with perfect use. With typical use, it’s only 72 percent effective.

Can Precum get a girl pregnant?

The chances of getting pregnant from pre-cum are pretty low — but it is possible. Pre-cum (also known as pre-ejaculate) is a small amount of fluid that comes out of your penis when you’re turned on, but before you ejaculate (cum). Oozing pre-cum is involuntary — you can’t control when it comes out.