Obesity medicines compared: why the biggest weight loss is not the whole story
A landmark systematic review published in the BMJ in July 2026 compared 19 obesity medicines across 262 clinical trials. According to the BMJ, tirzepatide and CagriSema produced the largest estimated weight reductions. However, injectable semaglutide currently holds the strongest evidence for reducing deaths, heart attacks and kidney disease. The findings are reshaping how clinicians and…
