It is always a best practice to use an additional form of contraception if you plan to have sex. Theoretically, you should be protected from pregnancy about one week after starting birth control.
With that said, using condoms is always a best practice in order to prevent the spread of STIs and other types of infections. You can start birth control any day of the week. Some doctors recommend starting it on a Sunday so that any spotting you may experience will not disrupt your weekend. While it is okay to start birth control before your period, it will take longer for you to be protected from pregnancy. For this reason, many doctors recommend taking it towards the end of your period or immediately after it ends.
Some pill packs contain placebo pills, which do not contain any hormones. When these pills are taken, you will bleed.
This is not a period, but rather withdrawal bleeding that occurs due to lack of hormone. It is also possible to skip your periods altogether by only taking pills that contain the hormone. You may experience spotting during the first few months on the pill, as it takes some time for your body to adjust to the new hormones. However, over time, you should notice lighter, more consistent periods.
How long do I have to wait? Here, we break down the wait times by birth control type. If I have an intrauterine device IUD? If I have the implant? If I get the Depo-Provera shot? If I wear the patch? If I use NuvaRing? If I use a barrier method?
If I just had a sterilization procedure? The bottom line. Read this next. Medically reviewed by Janet Brito, Ph. Choosing the Right Birth Control Pill. Medically reviewed by Nicole Galan, RN. Medically reviewed by Alan Carter, Pharm. A person might use a cream, foam, film, suppository, or gel variety. Insert it into the vagina, near the cervix.
Learn more about other nonhormonal methods of birth control. With typical use :. Combining a physical barrier, such as a condom, with spermicide increases its effectiveness. Condoms need to fit properly to work, however. Here, learn how to find the right size of condom. A person inserts a vaginal ring into their vagina. They wear it for the first 3 weeks of their cycle, then remove it to allow menstruation to occur. If a person inserts the ring on the first day of their cycle, it works immediately.
Otherwise, it takes 7 days to work. Here, learn more about a type called NuvaRing. Using the birth control shot involves having an injection of the hormone progestin every 3 months. This prevents ovulation. When a person has an injection within 5 days of a period starting, it works immediately. Male sterilization, a procedure called a vasectomy , prevents sperm from getting into semen. A person still ejaculates, but pregnancy cannot occur.
After a vasectomy, fertility declines slowly and steadily. It involves closing or blocking the fallopian tubes, which would otherwise carry eggs from the ovaries to the uterus. Tubal ligation is effective immediately. A wide variety of birth control options exist. Some, such as barrier methods, provide immediate protection, while others, such as a vasectomy, can take several months to work. Many take about a week to become effective. It is worth noting that some forms are more effective than others, and certain types carry risks.
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