Bayer faces a new lawsuit alleging that Mirena headaches from pseudotumor cerebri were an unwarned side effect.
On April 26, Plaintiff Mary W. filed her lawsuit against Bayer Healthcare Pharmaceuticals Inc., Bayer Pharma AG, and Bayer OY. She claims that she developed pseudotumor cerebri and Mirena headaches after using the levonorgestrel IUD.
The Mirena is an IUD which releases levonorgestrel, a synthetic form of the hormone progestogen. The synthetic chemical affects the female reproductive system to prevent conception.
Although the exact mechanism of progestogen and levonorgestrel is unknown, a fact allegedly admitted by Bayer, the hormones are thought to thicken cervical mucus which inhibits sperm movement. The device can be inserted into the uterus during an office visit and is effective for five years, although it is not suggested for women that have not had a child.
According to Mary’s complaint, she had the Mirena implanted in February 2017. After receiving the implant, she says, she developed papilledema in both eyes, optic nerve edema, intercranial hypertension (also known as pseudotumor cerebri), and chronic Mirena headaches.
To treat her resulting issues, Mary says she had to have medical care including lumbar puncture and MRI. Since her treatment, she had continued to suffer from abnormal uterine bleeding, Mirena headaches, tingling in feet, papilledema in both eyes, and optic nerve edema.
The experience Mary reports with the Mirena…