When excluding patients who had been diagnosed with diabetic retinopathy in the second sensitivity study, use of once-weekly semaglutide was still independently associated with a higher risk to develop NAION (adjusted HR 226, 95% CI 157 327) in a multivariable model adjusted as in the first sensitivity analysis
10.1016/S0140-6736(19)31271-1 Summary Keywords colorectal cancer, gastrointestinal cancer, GLP-1 receptor agonists, liver cancer, meta-analysis, obesity, oncological safety, pancreatic cancer Citation Wali AF, Rangraze I, Khan S, Mufti UB, El-Tanani M and Rizzo M (2026) Reassessing cancer risk with GLP-1 receptor agonists: a comprehensive meta-analysis of gastrointestinal malignancies
Gastroenterology 103 , 302310 (1992)
It is present in virtually every cell of the body, where it acts as a primary shield against free radicals