State litigation guide · Oregon

Depo-Provera Brain Tumor Lawsuits in Oregon

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

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Statute of limitations — Oregon

Oregon: 2 years from discovery of injury (ORS § 30.905)

2 years from discovery

Oregon data

Exposure in Oregon

Oregon's statute of limitations runs from discovery of the connection between Depo-Provera and meningioma, not just from diagnosis date

Discovery rule applies

Source: ORS § 30.905

The FDA's December 2025 meningioma boxed warning may trigger the discovery rule for Oregon women who only recently learned of the risk

December 2025 FDA warning

Source: FDA Label Supplement, December 2025

Medical resources

Clinics & Specialists in Oregon

Planned Parenthood - Portland - NE Health Center

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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