What to Do When You Forget Your Birth Control Pill
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We’ve all done it one time or another. Life gets busy, the phone rings, maybe your kids need something, dinner needs making, and somewhere between everything else, you forget to take your birth control pill. Maybe you remember a few hours later, or perhaps you don’t realize you’ve missed it until the following morning. Whatever the situation, it can leave you wondering whether you’re still protected against pregnancy and what you should do next.
The good news is that forgetting a birth control pill doesn’t automatically mean your contraception has failed. However, what you should do depends on the type of pill you take, how many pills you’ve missed and where you are in your pack. Knowing the difference can save you unnecessary worry and help you make an informed decision.
First, Know Which Birth Control Pill You Take
Before deciding what to do, check which type of birth control you’re taking. Combined birth control pills contain two hormones, estrogen and progestin. Progestin-only pills, often called the mini-pill, contain just one hormone. Although both are used to prevent pregnancy, their instructions for missed doses are different.
Combined pills generally have a little more flexibility when it comes to taking a dose late. Traditional progestin-only pills, on the other hand, can have a much narrower window. Some newer formulations allow more time, so it’s important to check the name of your prescription rather than assuming all birth control pills follow the same rules.
What Should You Do If You Miss One Birth Control Pill?
If you take a combined birth control pill and forget one active pill, take it as soon as you remember. Continue taking the rest of your pills at your usual time, even if that means taking two pills in one day.
For example, if you normally take your pill at 9 p.m. but remember at 10 a.m. the following morning, take the missed pill when you remember and take your next pill at your regular evening time.
According to the Centers for Disease Control and Prevention (CDC), if less than 48 hours have passed since an active combined pill was due, additional contraception is generally not needed. You can continue your pack as usual.
What If You Miss Two or More Pills?
Missing two or more consecutive active pills is a different situation. Your protection against pregnancy may be reduced, so it’s important to take the appropriate precautions.
Take the most recently missed pill as soon as you remember and continue taking the remaining pills at your regular time. You don’t need to make up every missed dose. Use condoms or avoid vaginal intercourse until you’ve taken seven consecutive days of active pills.
The timing also matters. If you missed pills during the first week of your pack and had unprotected sex within the previous five days, contact your pharmacist to discuss whether emergency contraception is appropriate. If you missed pills during the final week of active pills, you may need to skip the inactive pills and start a new pack instead of taking your usual break.
Because different brands have different instructions, check the information supplied with your medication or ask your pharmacist before changing your schedule.
What If You Forget Your Mini-Pill?
Progestin-only pills have their own rules. With traditional mini-pills, taking a dose more than three hours late may reduce pregnancy protection. Some other formulations have a 12-hour or 24-hour window.
If you’ve taken a traditional mini-pill outside its permitted window, take it as soon as you remember, continue taking your medication at the usual time and use condoms or avoid vaginal intercourse for the next 48 hours. You may also need to discuss emergency contraception with your pharmacist if you’ve had unprotected sex.
Don’t assume that the instructions for one mini-pill apply to another. Check the patient information leaflet that came with your prescription.
When Should You Consider Emergency Contraception?
If you’ve missed birth control pills and had unprotected sex, emergency contraception may be worth considering. The sooner you seek advice, the better, because some options are time-sensitive.
In Canada, Plan B (levonorgestrel) is available without a prescription at pharmacies. Ella (ulipristal acetate) is another option but requires a prescription. A copper IUD may also be used as emergency contraception.
The best option depends on how many pills you missed, which type of birth control you take and when you had unprotected sex. A pharmacist can help you work through these details.
It’s important to know that Ella interacts with hormonal birth control. Generally, you need to wait five days before restarting your regular hormonal contraception after taking it. You must also use condoms during that waiting period and until your regular birth control has become effective again. Ask your pharmacist for specific instructions.
What If You Forget a Placebo Pill?
Some birth control packs contain inactive pills, often called sugar pills or reminder pills. These pills don’t contain the hormones that prevent pregnancy. If you forget one, you generally don’t need to make it up. Simply discard it and continue your pack as directed.
Just make sure you know which pills are active and which are inactive. Missing an active pill can affect pregnancy protection, whereas forgetting a placebo pill generally does not.
Simple Ways to Remember Your Birth Control Pill

If you find yourself forgetting your medication regularly, it may be time to change how you keep track of it. Relying on memory alone isn’t always realistic, especially when you have a busy household and a long list of daily responsibilities.
One of the easiest solutions is to set a daily alarm on your phone. Choose a time that fits your routine and use the same reminder every day. You can also download a medication reminder app that sends notifications and allows you to record when you’ve taken your dose. Some apps offer prescription refill reminders as well.
Another simple trick is to keep your medication somewhere visible, provided it’s a safe place away from children and pets. Seeing your pill pack beside your toothbrush or near your usual morning skincare products can serve as a helpful reminder. Always follow the storage instructions on the packaging.
You might also find it easier to connect taking your pill with something you already do every day. For example, take it after brushing your teeth, with breakfast or as part of your evening routine. When a new habit becomes part of an existing one, remembering it can become much easier.
A medication checklist or pill organizer can also help. Some women like having a written record they can mark off immediately after taking their medication. Others prefer a weekly organizer that makes it easier to see whether a dose has been taken. However, make sure an organizer is suitable for your particular birth control pack, especially if the pills need to be taken in a specific order.
If you’re often away from home, consider how you’ll manage your medication when travelling or spending the night elsewhere. Keep it in suitable storage conditions and avoid leaving it in a hot vehicle. Setting a prescription refill reminder a few days before your pack runs out can also prevent an unexpected interruption.
What If You Keep Forgetting Your Birth Control?
If remembering a daily pill has become a challenge, speak with your healthcare provider about other contraceptive options. Depending on your circumstances, a hormonal IUD, copper IUD, contraceptive implant, injection, patch or vaginal ring may be worth discussing.
Some methods require much less frequent attention than a daily pill. Your healthcare provider can explain the advantages, possible side effects, effectiveness and costs so you can decide what works best for you.
The Bottom Line
Forgetting your birth control pill happens. Between work, family responsibilities and everything else competing for our attention, it’s easy for a daily medication to slip your mind. The important thing is knowing what to do when it happens.
Check the instructions for your particular birth control, speak with your pharmacist if you’re unsure and consider using a daily alarm or another reminder system. A small change in your routine can make remembering your medication a little easier and give you greater peace of mind.
Medical Disclaimer: This article is intended for general educational purposes only and is not a substitute for professional medical advice, diagnosis or treatment. Missed-pill instructions vary depending on the medication and formulation. Always consult your medication leaflet or speak with a pharmacist or healthcare professional for advice specific to your prescription.
References and Further Reading
Centers for Disease Control and Prevention: Combined Hormonal Contraceptives
Centers for Disease Control and Prevention: Progestin-Only Pills
Canadian Pharmacists Association: Contraceptive Missed Doses Guide
