It’s taken place to a lot of of human being -- maybe also you. You acquired busy and forgot to take your birth regulate pill. The moment you realize it have the right to be scary, but it no necessarily median you’ll acquire pregnant.

You are watching: Chances of getting pregnant while on birth control pill

Birth regulate pills aren’t 100% efficient at staying clear of pregnancy, however they come close once taken precisely as directed.

Because no method of birth control is guaranteed to prevent pregnancy, and because it’s so easy to make mistakes, it’s vital to know what birth manage pills do and how you deserve to make them an ext likely come work.

How effective Is the Pill?

Birth control pills are thought about effective, but not foolproof. They’re around 99% effective when you take them correctly.

But it is if you take them perfectly, meaning at the exact same time each and every day. If you don"t, her odds of ending up being pregnant go up to 9%.

Types the Pills

There space different species of birth regulate pills, including combined pills and mini-pills. No matter which kind you use, it’s crucial to take them specifically as prescribed, even on the days friend don’t have sex.

Combined pills contain two hormones, estrogen and progestin. A load of combined pills usually has actually 21 to 24 job of hormones and also 4 to 7 job of reminder pills. Friend should get your duration while acquisition the reminder pills.

You might take one fill of merged pills every month, or you have the right to take the hormone pills consistently to hold-up or protect against your periods. It’s generally considered safe come skip or get rid of your periods, however you should comment on this choice with her doctor and also then follow your instructions on when to take the pill.

Mini-pill package contain only one hormone, progestin. If you’re taking mini-pills, it’s an extremely important come take every 28 pills in ~ the specific same time every day. If she late acquisition a pill by just 3 hours, you need to use a backup technique of bear control, such as a condom.

Starting the Pill

The pill doesn’t start working right away. You must take it for at the very least a few days prior to it i do not care effective. That’s why it’s necessary to usage a backup contraceptive, choose condoms, as soon as you very first start taking it. Speak to your doctor around how lengthy you must use a backup method. Some recommend you use one during your entire very first pack.

speak to your medical professional if you just had a infant or are breastfeeding and want to take it the birth control pill. Girlfriend may have to wait because that a certain period of time prior to it’s for sure to begin on the pill.

Remember, the pill no protect against HIV or other sexually transmitted diseases, so you need to continue to use prophylactics every time you have sex, especially with brand-new partners, to continue to be safe.

Missed Pills

You need to take all your pills as directed, no issue what. Skipping a pill for any type of reason can increase your opportunities of coming to be pregnant. If you tempted to skip a pill since they are resulting in side effects, talk to her doctor, but continue taking them. Numerous women who have actually side results when they first start taking the pill feel better after 3 months.

If friend accidentally miss out on one pill, there’s more than likely no need to worry. Just take it as quickly as you remember and also continue taking your next pill at the continuous time. If the a mini-pill and it’s been more than 3 hours, use a backup method of contraception.

If she taking merged pills and also miss 2 or an ext hormone pills, friend should contact your doctor. What you have to do following will count on what type of pill she on, therefore they have the right to advise you. No issue what, you have to use a backup technique of bear control, prefer a condom, because your opportunities of getting pregnant space much higher after you miss two or more pills.

Alcohol and also the Pill

Whether or no it’s a good idea, alcohol and also sex often end up together. Drink alcohol won’t readjust how well her birth regulate pills work. But, since effective usage of the pill relies on memory, you’ll need to think ahead when drinking is in her future.

Alcohol addles her mind and alters your behavior. It can make you much more careless -- and derail your intentions to usage birth manage pills responsibly. A research of party drinking in young women uncovered risky drinking virtually doubled the odds the contraception not functioning well.

Drinking too much can likewise make you litter up. If you litter up after acquisition the pill much less than 2 hrs prior, it can come ago up, and then it"s together if you never ever took it at all.

Oral contraceptives can also impact how her body procedures alcohol. Prefer some other drugs, birth control pills slow down the rate at which your body absorbs it, making it linger longer. And also the longer you"re under the influence, the much more time over there is come forget to take your pill, too.

If you arrangement to imbibe, the way to continue to be on track with your birth control is to plan ahead.

Use reminder apps. girlfriend can find a wide variety of these through a net search. Plenty of can track your duration and also your pill inventory.Take your pill at an early stage in the day rather of the evening, once impromptu events might come up.


Other reasons the Pill can Fail

You don’t store it right. Birth manage pills should be stored at room temperature, far from moisture and heat, therefore don’t save them in her bathroom. Make sure to store them in their original packaging to protect them.

Other medications. part medicines can make her birth manage pill much less effective. Many antibiotics room safe to take while you on birth regulate pills, but one -- rifampin (Rifadin IV) -- deserve to stop the pill indigenous working. Tell your medical professional you’re ~ above birth regulate if that prescribes you rifampin.

Other medications like mood stabilizers, epilepsy medicines, and HIV medicine can additionally make the pill less effective. Make sure to comment on these through your doctor.

Certain herbs.

See more: How Old Is Channing Tatum Is Married To Who Is He Dating? Channing Tatum'S Daughter Everly, Ex

The supplement St. John’s wort is famous for issues like depression or insomnia, but it can reduce the quantity of hormones in the pill. Speak to your physician if you’re taking this herb and consider using a backup method of birth manage while she on it.


CDC: “Effectiveness of household Planning Methods,” “Contraceptive Effectiveness.”

U.S. Department of Health and also Human Services: “Birth regulate Pill fact Sheet.” “How to efficiently Use her Birth control Pills.”

Association that Reproductive health and wellness Professionals: “Using Birth manage Pills consistently for effective Contraception.”

MedlinePlus: “Estrogen and also Progestin (Oral Contraceptives).” “Which medications can mess through birth control?”

Alcohol seeks Centers: "Can Alcohol lower the efficiency of birth Control?"

“Spot On period Tracker,” “What room the benefits of IUDs?” “Birth manage Implant.”

Princeton University: “The Emergency Contraception Website.”

Psychology & Health: “Risk Drinking and also Contraception Effectiveness amongst College Women.”

Addiction: "Alcohol consumption and the on purpose to communicate in unprotected sex: organized review and meta‐analysis of experimental studies."

National Health service (U.K.): "What if I"m top top the pill and also I"m noble or have diarrhoea?"

Alcohol, Clinical and Experimental Research: “Ethanol line in women Taking oral Contraceptives.”

Her Campus in ~ the college of Florida: “5 Birth regulate Reminder Apps to Download.”

Office ~ above Women’s Health: “Birth control Methods.”

University the Texas Southwestern clinical Center: "Would one IUD or birth manage implant work for me?"