If you suffered serious side effects after taking Mounjaro, you may have legal options. Thousands of people are filing lawsuits against Eli Lilly, the manufacturer of this popular diabetes and weight loss drug, alleging the company failed to adequately warn consumers about devastating side effects like gastroparesis and vision loss.
Here’s what you need to know about the current state of the Mounjaro lawsuit.
What Is Happening With the Mounjaro Lawsuit?
Mounjaro lawsuits have been consolidated into a multidistrict litigation (MDL 3094) in the United States District Court for the Eastern District of Pennsylvania. As of January 2026, over 3,063 cases are pending in this MDL, and that number continues to grow every month.
The litigation is currently in the discovery phase, with both sides exchanging documents, medical records, and expert reports. Bellwether trials, test cases that help determine how juries will respond, are expected to be selected soon.
Recent Timeline Updates
- August 2023: The first major GLP-1 lawsuit was filed, opening the door for thousands of similar claims against Mounjaro and other weight loss drugs.
- June 2025: The FDA approved an updated Mounjaro label warning of acute kidney injury in some patients.
- December 2025: The FDA strengthened Mounjaro’s warning label regarding severe gastrointestinal reactions and acute pancreatitis. Judge Marston extended deadlines for expert work on causation disputes into 2026.
- January 2026: The MDL surpassed 3,000 cases. The FDA posted additional safety updates for Mounjaro’s label regarding the KwikPen injector.
What Side Effects Are Involved?
The lawsuits primarily focus on severe injuries that plaintiffs allege Eli Lilly failed to warn about, including gastroparesis (stomach paralysis), which occurs when the stomach muscles stop working properly and cannot move food through the digestive system. Other injuries include ileus and intestinal obstruction, severe pancreatitis requiring hospitalization, vision loss (NAION), and acute kidney injury.
The FDA has documented over 35,220 adverse events blamed on Mounjaro since 2022, including 3,271 serious cases and 133 deaths.
Do You Qualify for the Mounjaro Lawsuit?
To file a Mounjaro claim, you generally must meet the following criteria. You must have taken Mounjaro as prescribed and have proof through medical records or prescription history. You must have developed a qualifying injury after taking Mounjaro, such as gastroparesis, intestinal obstruction, severe vomiting requiring hospitalization, vision loss, pancreatitis, or kidney injury. You must not have had a prior diagnosis of the condition before taking Mounjaro. You must have sought medical treatment and have records confirming your diagnosis.
Compounded or knockoff tirzepatide products are not included in this litigation, only brand-name Mounjaro from Eli Lilly.
What Compensation Could You Receive?
While no global settlements have been announced, legal analysts estimate settlement ranges between $400,000 and $700,000 for serious gastroparesis cases. Vision loss cases may potentially exceed $1 million. Compensation typically covers medical expenses, lost wages, pain and suffering, and loss of quality of life.
Contact Noakes Law Group for a Free Consultation
If you took Mounjaro and developed gastroparesis, vision loss, pancreatitis, or other serious complications, you may be entitled to compensation. Contact Noakes Law Group today for a free consultation. We’ll review your case and determine whether you qualify for a lawsuit. You pay nothing unless we win. Call us now for your free consultation; time limits apply, so don’t wait.