A phase 3b open-label randomized clinical trial (SURMOUNT-5) has shown that tirzepatide leads to greater weight reduction compared to semaglutide in adults with obesity or overweight conditions. The study from Eli Lilly demonstrated a mean weight loss of 20.2% with tirzepatide (Zepbound) versus 13.7% with semaglutide (Wegovy) over a 72-week period. Last year, a pre-print…