No, but the delay until they become effective is different depending on when you start them. The norm today is starting immediately, and using a second method of Birth Control (for example, condoms or abstaining from vaginal sex) for a week.
Nope!!!! If you mean having sex while she is not on birth control pills. she WILL get pregnet. If she is having her period and she is not on pills and you have sex with her, she is gonna get pregnet.
While I pills? Are you asking if you can take birth control while having your period? It is pointless but will not harm you.
Missing pills to often can cause this proplem.
Continue taking your birth control pills as scheduled.
In general, all birth control pills, as well as the patch and ring and the Mirena IUD, make your period lighter.
Yes, normally birth control pills will reduce the number of days of bleeding.
Period time disturbed
Hello there. Yes a period can be delayed if you have missed some of your birth control pills.
yes
You can't.
Skipping your period by taking extra birth control pills or fewer placebo (sugar) pills lowers, not raises, your risk of pregnancy.
No bleeding that you have on birth control pills is an "actual period." Instead, it's withdrawal bleeding brought on by the drop in hormones when you miss pills or when you have your normally scheduled placebo week.