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If you start your Birth Control after your period, it is effective within days, if you start at any other time it should not be relied upon until after the next period. This is because ovulation may have already occurred (there is an egg already released waiting to be fertilized)

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16y ago

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Your period ended today so when can you start birth control?

You can start your birth control the Sunday after your period.


You started birth control 10 days after your period and a week after your bf ejaculated inside you are you safe from pregnancy?

No. You need to start birth control BEFORE you have sex for it to be effective.


Can you start birth control during your period?

Yes you can start birth control while on your period. Usually your doctor will tell you to start on a Sunday so it's easier to remember when you first started your pack.If you get your period on the Sunday you start you still start on birth control.


Can you Start birth control on the first day of your period?

Yes; if you start birth control on the first day of your period, you'll have immediate protection.


If you start using birth control on the Monday after your cycle will it still be effective?

birth control becomes effective after the first month of use. So you would begin the pill after your period, use up a pack, get your period and then you are protected. everytime after that, you have nothing to worry about unless you mess up on your pills.


When will my period start with triphasal birth control?

There is no way to know when you will start your period when you first start taking Triphasal birth control. You just have to wait and see how your body reacts.


When do you start taking your birth control pills if your period starts on monday?

If you start the birth control pill on the day your period starts, you'll have immediate protection.


When should you start birth control for a weekday period?

Sunday after your period


When should you start taking birth control pills in your period cycle?

Right on the first day. It will take a month before the pills will be effective.


What if you start birth control one week after period?

If you are not having sex/unprotected sex, you can start your birth control whenever you want.


Do you have to start taking birth control the week after your period or can you start them whenever?

You can start them whenever, but it is a possibility that your period will be delayed.


What can happen if you start the birth control pills after the period?

Period time disturbed