Eli Lilly & Co. warned that the active ingredient in its weight-loss blockbuster Zepbound could pose a risk to patients when mixed with vitamin B12, a combination sold by US drug compounders.

Eli Lilly warns compounded tirzepatide mixed with B12 may contain impurities and safety risks as FDA tightens GLP-1 rules—get the latest updates now.

US drugmaker Eli Lilly has issued a public warning about potential health risks from compounded weight-loss drugs containing vitamin B12 and the active ingredient in its medication, Zepbound. The ...

Lilly said it notified the FDA of its findings and called for a nationwide recall of products containing both ingredients ...