Graham Lipkin, Consultant Nephrologist at Queen Elizabeth Hospital Birmingham, "Those who take tacrolimus/ciclosporin should have their levels checked." This additional monitoring is crucial when initiating GLP-1 therapy due to the potential for drug interactions
Potential Side Effects and Warnings Common Side Effects These are reported by at least Nausea Diarrhea Vomiting Constipation Abdominal pain Dyspepsia (indigestion) Gastroesophageal reflux disease (heartburn) Injection site reactions Fatigue Hypersensitivity reactions Hair loss As you can see, the gut is most often affected (gastrointestinal adverse reactions), but these are usually If, however, any of these side effects are severe, dont settle, or are impacting your life, you should ask for medical advice
The Alliance for Pharmacy Compounding said in an April 2026 statement in part that the increased demand for GLP-1 medications has led to
SCFAs including acetate, butyrate, and propionate have published research supporting their role in stimulating satiety hormones from intestinal L-cells
Autophagy in obesity and atherosclerosis: Interrelationships between cholesterol homeostasis, lipoprotein metabolism and autophagy in macrophages and other systems