What will happen if I missed my birth control pill by 3 hours?

They may be a lot less effective if you take them more than 3 hours later than usual. If this happens, you should use a backup method of birth control, like a condom, for the next 2 days. read more

If you are confused at any time about what to do if you have missed any birth control pills, either abstain from sex or use a reliable back-up barrier method of birth control (i.e., a condom/spermicide) each time you have sex. Keep taking your birth control pill each day until you can talk to your health care provider. read more

If you forget to take your pills for 2 days, take 2 pills the day you remember and 2 pills the next day. You will then be back on schedule. If you miss more than 2 birth control pills, call your doctor for instructions. You may need to take one pill daily until Sunday and then start a new pack. read more

If you missed a progesteron only pill with more than 3 or 12 hours depending on the type, and if you had unprotected sex the days before missing it you run the risk of unwanted pregnancy since sperm can survive several days in the body. read more