Eli Lilly’s GLP-1 Litigation: Issues Related to Corporate Practice of Medicine and FDA Regulations

• June 06, 2025

In a groundbreaking development for the digital health world, Eli Lilly, one of the world’s largest pharmaceutical companies, has filed lawsuits against a growing number of telehealth companies over the sale of compounded drugs Mounjaro and Zepbound, two popular GLP-1 medications. Nawa Lodin, Associate, Wilson Sonsini Goodrich & Rosati, and Lauren Petrin, Associate, Wiley Rein, discuss the background of compounding and when it is allowed under FDA regulations; the legal and regulatory issues at play in Eli Lilly’s lawsuits, including issues related to the corporate practice of medicine and FDA regulations; and key compliance considerations.