A head-to-head comparison of semaglutide and tirzepatide — mechanism, efficacy, side effects, and why Lumis Pharmacy compounds both as RDTs and sublingual formulations in Las Vegas.
If you are searching for a compounding pharmacy near you in Las Vegas that offers GLP-1 weight loss options, the first question is usually the same: semaglutide or tirzepatide? Both are GLP-1 based therapies, both are prescribed for weight management, and both are available at Lumis Pharmacy as compounded rapid dissolving tablets (RDTs) and sublingual formulations — no injections. Quick Comparison at a Glance | | Semaglutide | Tirzepatide | |---|---|---| | Mechanism | GLP-1 receptor agonist | Dual GIP + GLP-1 receptor agonist | | Brand equivalents | Ozempic®, Wegovy® | Mounjaro®, Zepbound® | | Typical average weight loss in trials | ~15% of body weight over 68 weeks | ~20% of body weight over 72 weeks | | Forms at Lumis Pharmacy | RDT, sublingual | RDT, sublingual | | Titration | Gradual, monthly step-ups | Gradual, monthly step-ups | | Common side effects | Nausea, reflux, constipation, fatigue | Nausea, diarrhea, appetite loss, fatigue | How Semaglutide Works Semaglutide mimics GLP-1, the incretin hormone your gut releases after eating. It slows gastric emptying, blunts appetite signals in the hypothalamus, and improves insulin response. Patients typically report feeling full sooner and staying full longer, with a noticeable drop…