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Litigation Active

Depo-Provera

OpenACTIVE
MDL 3140Pharma
3,490+
Total Cases

Causation

Studies show prolonged use of medroxyprogesterone acetate (MPA) significantly increases risk of meningioma (benign brain tumor). French ANSM study (2024) found 5.6x increased risk after 3+ years. FDA added meningioma warning to label December 2025, substantially strengthening plaintiffs' position on causation.

Defendants

EntityRoleNote
Pfizer Inc.ManufacturerCurrent manufacturer and label holder
Pharmacia & UpjohnOriginal ManufacturerDeveloped Depo-Provera; acquired by Pfizer

Litigation Timeline

Jun 2024
French ANSM study published — 5.6x meningioma risk
Sep 2024
First wave of US lawsuits filed
Dec 2025
FDA adds meningioma warning to Depo-Provera label
Mar 2026
Expert depositions completed
Apr 17, 2026
Case Management Conference
May 26-28, 2026
Daubert hearings on meningioma causation

Intelligence Signals

Federal RegisterregulatoryDepo-Provera
HISA Anti-Doping and Medication Control Rule

The Horseracing Integrity and Safety Act of 2020 recognizes a self-regulatory nonprofit organization, the Horseracing Integrity and Safety Authority, which is charged with developing proposed rules on a variety of subjects. Those proposed rules and later proposed rule modifications take effect only if approved by the Federal Trade Commission. The proposed rules and rule modifications must be published in the Federal Register for public comment. Thereafter, the Commission has 60 days from the dat

39mo ago
Federal RegisterregulatoryDepo-Provera
Product-Specific Guidances; Revised Draft Guidances for Industry; Availability

The Food and Drug Administration (FDA or Agency) is announcing the availability of additional revised draft product-specific guidances. The draft guidances provide product-specific recommendations on, among other things, the design of bioequivalence (BE) studies to support abbreviated new drug applications (ANDAs). In the Federal Register of June 11, 2010, FDA announced the availability of a guidance for industry entitled "Bioequivalence Recommendations for Specific Products" that explained the

17mo ago
Federal RegisterregulatoryDepo-Provera
Pfizer, Inc., et al.; Withdrawal of Approval of 26 New Drug Applications

The Food and Drug Administration (FDA or Agency) is withdrawing approval of 26 new drug applications (NDAs) from multiple applicants. The applicants notified the Agency in writing that the drug products were no longer marketed and requested that the approval of the applications be withdrawn.

16mo ago
Federal RegisterregulatoryDepo-Provera
Product-Specific Guidances; Draft and Revised Draft Guidances for Industry; Availability

The Food and Drug Administration (FDA, Agency, or we) is announcing the availability of additional draft and revised draft product-specific guidances. The draft guidances provide product- specific recommendations on, among other things, the design of bioequivalence (BE) studies to support abbreviated new drug applications (ANDAs). In the Federal Register of June 11, 2010, FDA announced the availability of a guidance for industry entitled "Bioequivalence Recommendations for Specific Products" tha

6mo ago
Federal RegisterregulatoryDepo-Provera
Determination That LUNELLE (Estradiol Cypionate and Medroxyprogesterone Acetate) Injectable, 5 Milligrams/0.5 Milliliter and 25 Milligrams/0.5 Milliliter, Was Not Withdrawn From Sale for Reasons of Safety or Effectiveness

The Food and Drug Administration (FDA or Agency) has determined that LUNELLE (estradiol cypionate and medroxyprogesterone acetate) injectable, 5 milligrams (mg)/0.5 milliliter (mL) estradiol cypionate and 25 mg/0.5 mL medroxyprogesterone acetate, was not withdrawn from sale for reasons of safety or effectiveness. This determination will allow FDA to approve abbreviated new drug applications (ANDAs) for estradiol cypionate and medroxyprogesterone acetate injectable, 5 mg/0.5 mL estradiol cypionat

4mo ago
PubMedpubmedDepo-Provera
Depot Medroxyprogesterone and Meningioma Risk.

Reuter G, Wandschneider B. JAMA neurology. 2025 Nov 1.

5mo ago
PubMedpubmedDepo-Provera
Hormonal contraceptives and the risk of meningioma: A Swedish register-based case-control study.

Tettamanti G et al.. Neuro-oncology. 2026 Feb 1.

2mo ago
PubMedpubmedDepo-Provera
The Association Between Medroxyprogesterone Acetate Exposure and Cerebral Meningioma Among a Medicaid Population.

Reynolds LM, Arend R, Griffin RL. Epidemiologia (Basel, Switzerland). 2025 Sep 29.

6mo ago
PubMedpubmedDepo-Provera
Progestogen use and the risk of intracranial meningioma: a systematic review and meta-analysis.

Hudelist B et al.. EClinicalMedicine. 2026 Feb.

2mo ago
Courtcourt
INGRAM v. PFIZER INC
Courtcourt
BROWN v. PFIZER INC
Courtcourt
Bennett v. Pfizer Inc.
Courtcourt
Armstrong v. Pfizer Inc.

Key Facts

Status
active

Geographic Exposure

·N.D. Fla. (MDL 3140, Judge Rodgers)
·All 50 states — nationwide filing

Eligibility Criteria

  • Used Depo-Provera for 1+ years
  • Diagnosed with meningioma (brain tumor)
  • Diagnosis occurred during or after Depo-Provera use
  • No prior history of brain tumors before use