One in four 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 ...

As of 2025, lawsuits are now underway against Pfizer, the manufacturer of Depo-Provera, filed by women who were diagnosed with meningioma after using the birth control shot. These cases allege that ...

The Food and Drug Administration approved on Friday a label change for Pfizer's birth control shot Depo-Provera that warns patients of the risk of meningioma, a tumor in the lining of the brain.

The decision comes as Pfizer faces lawsuits from more than 1000 women who say the company knew about the risks and didn’t warn them. The agency signed off last week on a label update for 2 versions of ...

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 ...