State litigation guide · Iowa

Depo-Provera Brain Tumor Lawsuits in Iowa

Time limits apply in Iowa. Find out if you still qualify.

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Statute of limitations — Iowa

Iowa: 2 years from discovery of defect or injury (Iowa Code § 614.1(2A))

2 years from discovery

Iowa data

Exposure in Iowa

Iowa's statute of limitations may start running from when a woman learned of the Depo-Provera meningioma link, not from diagnosis date alone

Discovery rule applies

Source: Iowa Code § 614.1(2A)

Pfizer submitted a meningioma label supplement in February 2024 but the FDA rejected it — final approval came December 2025

FDA rejected first label attempt

Source: FDA regulatory correspondence, 2024-2025

Medical resources

Clinics & Specialists in Iowa

Planned Parenthood of the Heartland - Des Moines

FAQ

Frequently Asked Questions

37 QUESTIONS

Studies show that long-term use of Depo-Provera significantly increases the risk of meningioma — a tumor in the tissue surrounding the brain. The risk ranges from 1.5x to 5.6x depending on duration of use and the study population. Meningiomas express progesterone receptors at 60–80% rates, and the synthetic progestin in Depo-Provera (MPA) stimulates tumor growth by binding to these receptors.

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