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Pfizer Issue Warning Over Birth Control Shot After Link to Brain Tumors

Pfizer Issue Warning Over Birth Control Shot After Link to Brain Tumors

Summary

The FDA approved a safety update to the label of Depo-Provera, a birth control injection made by Pfizer. This update warns about a possible link between repeated use of Depo-Provera and brain tumors called meningiomas. Nearly 2,000 women have sued Pfizer, claiming the injection caused their brain tumors.

Key Facts

  • The FDA added a warning to Depo-Provera's label about the risk of meningiomas after repeated long-term use.
  • Meningiomas are brain tumors that form on the tissues covering the brain and spinal cord; most are non-cancerous.
  • Symptoms of meningiomas can include headaches, seizures, and vision problems.
  • Nearly 2,000 women have filed lawsuits, alleging that Depo-Provera caused their brain tumors.
  • The attorneys involved in the lawsuits support the FDA's decision to update the warning label.
  • Depo-Provera is a popular injectable contraceptive, used by nearly one in four sexually experienced women in the U.S.
  • Side effects have previously led some women to stop using Depo-Provera.
  • Pfizer stated that patient safety is a priority and is working with the FDA on these updates.

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