does semaglutide cause hives Ozempic® Face: What is it and how can you avoid it Urticaria / hives : r/Semaglutide
Description
Increased risk of occurrence or potential worsening of pre-existing infections (e.g

Wegovy and Ozempic contain semaglutide, but there are other drugs with similar effects
Genetic variations in GLP-1 receptor sensitivity, FTO gene variants affecting appetite regulation, and MC4R pathway function create a 30-40% variance in treatment response between individuals

For example, a relatively high level of GLP-1R-immunoreactivity was observed in mouse hippocampus (Jensen et al., 2018) while a low level of GLP-1R-immunoreactivity was revealed in rat hippocampus (Farkas et al., 2021), which may suggest some species difference of the GLP-1R expression in the hippocampus

If you are on semaglutide, particularly for diabetes management, and your doctor considers prescribing clarithromycin (or a related antibiotic like erythromycin), increased blood sugar monitoring would be prudent

While constipation on semaglutide is common and often manageable with over-the-counter interventions, certain clinical scenarios warrant prompt medical evaluation to exclude serious complications or underlying pathology
