What are the bad side effects of birth control?

Will nitrofurantoin macro cause birth control pills less effect? Can I drink alcohol when taking nitrofurantoin macro?

How long does it take for Yaz birth control to be effective?

So I want to go on the pill but it really freaks me out to take something that alters my hormones. girls, what pills have yo...

I read this just a few minutes ago: http://www.funadvice.com/q/is_yasmin_birth_control_really_better and am I glad that I did...

What are the bad and good side effects? I want to hear some good effects too. Not just bad ones.

I started taking Birth control, Aviane about 4 days ago. How long does it take to become effective? How effective is it? Some...

I'm using the birth control pill and think I might have taken one and then couldn't remember whether I took it and about half...

in birth control? I'v been looking around and researching but I don't know what kind I want, I'm affraid I might forget to ta...

So since getting my tubes tied is now out of the questionsince i cant afford it at the moment, im back to birth control after...

I just started birth control and got my first period scene I have been on it... my periods are a lot heaver and my cramps are...