Birth control interactions occur when medications or supplements affect how well contraception works or increase side effects. These interactions vary depending on the type of birth control you use.

Evidence shows that birth control pills containing the hormones estrogen and progestin can increase the risk of different types of cancers and decrease the risk of others. Since 1999, the World Health ...

Researchers have investigated whether hormone exposure throughout life may influence brain health many years later.

1 in 4 sexually active women has used injectable birth control, administered into the muscle by a clinician, but many may be unaware of its association with meningioma, the most common brain tumor in ...

Zepbound may not be safe to use during pregnancy. Zepbound may also not be safe to use while breastfeeding. Zepbound can interact with birth control pills, potentially making them less effective.