They work to prevent pregnancy by stopping ovulation, increasing cervical mucus, and thinning the uterine lining. The pills are taken daily. When taken at the same time every day, birth control pills are up to 99 percent effective. Potential side effects will depend on the type of pill you take and how your body reacts to the hormones present.
Side effects may lessen or go away over time. Unlike with the Depo-Provera shot, these side effects should stop immediately if you go off of the pill. Read more: Understanding why missed periods can happen while on birth control ». If you choose a combination pill, you may experience new side effects. This may be because of the estrogen present in the pill. These side effects may include:. If it lasts more than a week or is severe, you should tell your doctor. Some women may skip periods entirely while on the pill.
This is normal. You should take a pregnancy test and should speak with your doctor about any next steps. Most side effects disappear within a few pill cycles. You should contact your doctor if your side effects are difficult to cope with or impact your ability to go about your day.
Unlike with Depo-Provera, you can stop taking the pill to eliminate side effects at any time. There are steps you should take when switching from Depo-Provera to the pill if you want to prevent pregnancy. With this method, you go from one type of birth control to another without waiting to get your period.
Not every woman should use Depo-Provera or the pill. Some risk factors that can cause complications with hormonal birth control options include:. You may still have the option of taking hormonal birth control even if you have any of the above risk factors, but you should discuss them with your healthcare provider before starting a new birth control routine. If you notice any of the symptoms below, you should contact your healthcare provider or seek medical attention immediately:.
How does the birth control shot prevent pregnancy? What side effects might you experience with the Depo-Provera shot? How do birth control pills help to prevent pregnancy? What side effects might you experience when on birth control pills?
Some possible side effects you may experience with birth control pill use include: Spotting or breakthrough bleeding Nausea with or without vomiting Sore or tender breasts An increase in weight Decreased appetite Alterations in mood Headaches As with the birth control shot , most of the side effects of birth control pills will lessen over time as your body begins to acclimate to the higher doses of hormones in the body.
Contact your healthcare provider for instructions for making the switch. If you get your first shot more than 7 days after the start of your period, you need to use an additional birth control method or avoid sex for the next 7 days. If you are switching from another form of birth control, simply stop using the other method at the same time you get your first shot. If it has been more than 7 days since your period started, use an additional birth control method or avoid sex for the next 7 days.
If you are switching from an IUD, you have a few options. You can use a barrier method such as condoms or avoid sex for 7 days before removing the IUD and getting the first shot.
The injection is most effective when you get it every 13 weeks. Injections can be given up to 2 weeks late 15 weeks from the last injection. If you are more than 2 weeks late for a repeat injection, you can have it as long as you and your ob-gyn or other health care professional are reasonably sure that you are not pregnant.
You should use an additional birth control method or avoid sex for the next 7 days. You also can consider using EC. DMPA may relieve certain symptoms of sickle cell disease and seizure disorders. It may reduce the bleeding associated with uterine fibroids. And it may protect against pelvic inflammatory disease PID. Some women report weight gain while using the DMPA injection.
Among women who gained weight, the average amount of weight gained was less than 5 pounds. It takes an average of 10 months to get pregnant after stopping the injection.
For some women, it can take longer. If you are planning a pregnancy, talk with your ob-gyn or other health care professional about when to stop using the birth control injection. DMPA may cause irregular bleeding.
During the first year of use, it is common to have longer periods of bleeding or spotting. Irregular bleeding usually decreases with each injection. After the first year, about 1 in 10 women continue to have irregular bleeding.
Many women have only light bleeding or even stop all bleeding after 1 year of use. Bone loss may occur while using the birth control injection. When the injections are stopped, at least some and sometimes all of the bone that is lost is gained back.
Any bone loss that occurs is not likely to increase the risk of bone fracture now or later in life. Women who have multiple risk factors for cardiovascular disease, like smoking, older age, or diabetes mellitus , may be at increased risk of cardiovascular disease while using DMPA. This increased risk may last for some time after the method is stopped. Women with a history of stroke , vascular disease, or poorly controlled high blood pressure also may be at increased risk of cardiovascular disease while using this method.
Bone Loss: The gradual loss of calcium and protein from bone, making it brittle and more likely to break. Diabetes Mellitus: A condition in which the levels of sugar in the blood are too high. Egg: The female reproductive cell made in and released from the ovaries.
Also called the ovum. Emergency Contraception EC : Methods that are used to prevent pregnancy after a woman has had sex without birth control, after the method has failed, or after a rape.
Endometriosis: A condition in which tissue that lines the uterus is found outside of the uterus, usually on the ovaries, fallopian tubes, and other pelvic structures. Fibroids: Growths that form in the muscle of the uterus.
Getting the injection every 12 weeks is vital to maintaining your protection against pregnancy. You should still use a barrier method of protection to help prevent STDs.
After your last shot, you might not return to your regular fertility and be able to get pregnant for up to 10 months. Both birth control pills and the Depo-Provera shot are very safe for most women to use. As with any medicine, these forms of birth control have effects on your body. Some of these are intended. However, some of these are unwanted side effects.
Most of these side effects will ease within the first 2 to 3 months after you begin taking the pills. Learn more: Birth control and weight gain ». Once the medicine is in your body, it will remain there for three months. You may experience side effects during this time or until the shot wears off completely. Both birth control pills and the birth control shot deliver increased doses of hormones to your body. Any time your hormones are purposefully altered, you can expect to experience some side effects or symptoms related to the shift.
The hormones in birth control pills are delivered gradually on a daily basis. Doctors and researchers have worked for decades to find the lowest doses that are effective, as well as comfortable, for women. The Depo-Provera shot, however, delivers a high dose of hormones all at once. For that reason, you may experience greater side effects immediately following the shot.
Then, you can focus your discussion on the options most appealing to you. If they agree, you can get a prescription and begin using birth control right away.
That way, the two of you can look for an alternative that may be better suited to your needs.
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