Although early rodent studies raised concerns about thyroid cancer risk, the expanding body of human evidence on GLP-1 therapy and thyroid cancer risk offers increasing reassurance
J Allergy Clin Immunol 109(4):627629
128, Supplementary references
Anthropometric data derived from the studies is inadequate, although glutamine prevented weight loss after diabetes induction in animals [17, 21]
Reche PA, Fernandez-Caldas E, Flower DR, Fridkis-Hareli M, Hoshino Y (2014) Peptide-based immunotherapeutics and vaccines
Summary: Retatrutide should not be combined with insulin or sulfonylureas without medical supervision, and caution is advised with anticoagulants, narrow therapeutic index drugs, other GLP-1 receptor agonists, and supplements with hypoglycaemic properties