Medically reviewed by Khadeja Haye, MD Key Takeaways Birth control pills can take up to a week to start working if not taken ...

Medically reviewed by Laura Young Both high- and low-dose birth control pills prevent pregnancy equally well.For some people, low-dose birth control may have fewer side effects, like headaches and ...

Modern-day estrogen oral contraceptive pills (OCPs) are considered low-dose compared with previous iterations of the pill, with the majority of estrogen in combined oral contraceptives (COCs) being ...