PNAS, 121 (39), e2415550121
As further research emerged over the years, I have added it to a handful of other treatment protocols
Lidia Mnguez Alarcn, an assistant professor of medicine at Brigham and Womens Hospital and Harvard Medical School in Massachusetts who was not involved in the study, also told CNN that while more research needs to be conducted on the relationship between GLP-1 medications and male fertility, the results were promising considering good semen quality and healthy testosterone level have previously been linked to better health outcomes in men
Private insurers
As of January 5, 2026, there are 3,063 active lawsuits against Novo Nordisk and other GLP-1 drug manufacturers, according to court documents
Still, watch for changes when starting anything new