The results are an uncomfortable echo of late October 2024, when Mounjaro and Zepbound missed by similar margins. Those results unsettled investors, setting off a three-week sello

Lilly’s decision to offer vials has also been seen as its way to combat the rise in compounding. Patients have been turning to compounding pharmacies that make cheaper copies of Zepbound, since the branded treatment has been too costly and, up until recently, has been in shortage.

Shares of several obesity drugmakers dip after LLY lowered its revenue outlook for 2024 amid slower-than-expected sales growth of its tirzepatide products in Q4.

The updated guidance, which was largely driven by lower-than-anticipated sales of GLP-1 blockbusters Mounjaro and Zepbound, sent Eli Lilly’s shares cratering by as much as 8% Tuesday, even as the company forecasted robust 2025 revenue.

Eli Lilly's stock tumbled 8% on Tuesday after it forecast fourth-quarter sales of weight-loss drug Zepbound below Wall Street estimates, marking the second time sales have disappointed since the drug's launch in late 2023.

Eli Lilly trims Q4 guidance but maintains optimism with promising drugs like Zepbound for sleep apnea and global launches boosting long-term growth.

Key Takeaways Eli Lilly shares tumbled Tuesday after the drugmaker lowered its revenue forecast for the 2024 fiscal year.The maker of weight-loss drugs Mounjaro and Zepbound said sales grew slower than expected in the fourth quarter.

Eli Lilly forecast sales of popular weight-loss drug Zepbound and related diabetes treatment Mounjaro to miss Wall Street estimates in the fourth quarter, sending the drugmaker's shares down more than 8% on Tuesday.

Eli Lilly cut its outlook for fourth-quarter revenue citing sluggish growth in the market for incretin, which increases insulin levels.