headache after tirzepatide shot Headache while on tirzepatide? You're not imagining it — and there could Unanticipated Adverse Events With Tirzepatide:

Drug-Specific Effects: The association between the GIPR genetic variation and nausea and vomiting side effects is restricted specifically to individuals using tirzepatide (Mounjaro and Zepbound), and not semaglutide (Ozempic and Wegovy)

GLP-1 receptor agonists bind to GLP-1 receptors on pancreatic beta cells, stimulating glucose-dependent insulin secretion whilst simultaneously suppressing glucagon release from alpha cells

Animal studies have found that HMOs, such as 2fucosyllactose (2FL), significantly increase glucagon-like peptide-1 (GLP-1) and peptide YY, suggesting positive metabolic benefits [13]

Plus, if youve ramped up your physical activity in conjunction with semaglutide use, this could also be a contributing factor to your aches