Semaglutide (Wegovy, Ozempic): Overview: Class: GLP-1 receptor agonist Administration: Once-weekly subcutaneous injection Average Weight Loss: 10-15% of body weight FDA Approval: Ozempic (2017), Wegovy (2021) Available Doses: Starting: 0.25 mg weekly Escalation: 0.5 mg, 1.0 mg, 1.7 mg Maximum: 2.4 mg weekly for weight loss Clinical Trial Results (STEP-1): Average weight loss: 14.9% over 68 weeks 5% weight loss: 86.4% of participants 10% weight loss: 69.1% of participants 15% weight loss: 50.5% of participants Brand Options: Wegovy: FDA-approved for weight loss, $1,349/month Ozempic: FDA-approved for diabetes, prescribed off-label for weight loss, $969/month Compounded semaglutide: $199-$599/month, same active ingredient Pros: Highly effective (10-15% weight loss) Proven cardiovascular benefits (20% reduction in heart attacks/strokes) Extensive safety data (on market since 2017) Once-weekly convenience Affordable compounded option available Cons: Nausea in 44% of users (usually improves) Brand-name very expensive without insurance Periodic shortages affecting availability Best For: Patients needing to lose 20-50 pounds Those with cardiovascular disease (proven benefits) Budget-conscious patients (compounded at $199/month) Anyone wanting highly effective, proven medication Tirzepatide (Zepbound, Mounjaro): Overview: Class: Dual GIP/GLP-1 receptor agonist Administration: Once-weekly subcutaneous injection Average Weight Loss: 15-22% of body weight FDA Approval: Mounjaro (2022), Zepbound (2023) Available Doses: Starting: 2.5 mg weekly Escalation: 5 mg, 7.5 mg, 10 mg, 12.5 mg Maximum: 15 mg weekly for weight loss Clinical Trial Results (SURMOUNT-1): Average weight loss: 22.5% over 72 weeks (15 mg dose) 5% weight loss: 96% of participants 10% weight loss: 89% of participants 15% weight loss: 78% of participants 20% weight loss: 63% of participants Brand Options: Zepbound: FDA-approved for weight loss, $1,069/month Mounjaro: FDA-approved for diabetes, prescribed off-label for weight loss, $1,069/month Compounded tirzepatide: $349-$699/month, same active ingredient Pros: Most effective weight loss medication available (15-22% loss) Lower nausea rates than semaglutide despite higher potency Best chance of achieving 20%+ weight loss Affordable compounded option available Cons: More expensive than semaglutide (both brand and compounded) Newer medication (less long-term safety data than semaglutide) Cardiovascular outcomes trial still ongoing Best For: Patients needing maximum weight loss (50+ pounds) Those who plateaued on semaglutide Anyone wanting most effective medication available Patients who can afford $349/month for compounded option Liraglutide (Saxenda, Victoza): Overview: Class: GLP-1 receptor agonist Administration: Daily subcutaneous injection Average Weight Loss: 5-8% of body weight FDA Approval: Victoza (2010), Saxenda (2014) Available Dose: Escalate to 3.0 mg daily Clinical Trial Results (SCALE): Average weight loss: 8.0% over 56 weeks Significantly less effective than newer GLP-1s Cost: $1,400/month No compounded options available Pros: Proven safety record (on market since 2010) Cons: Daily injections (less convenient) Much less effective than semaglutide or tirzepatide More expensive than more effective options Largely obsolete now that better options exist Verdict: Rarely prescribed anymore

Lack of Combination-Specific Data The most significant limitation is the absence of published research on the specific GLP3 + cagrilintide combination : No peer-reviewed studies examining GLP3 + cagrilintide blend specifically exist Combination data comes from cagrilintide + GLP1, not GLP3 Potential interactions between GLP3 and cagrilintide remain uninvestigated Optimal dose ratios for the combination completely unknown Safety profile of the specific combination uncharacterized Long-Term Safety Considerations Critical safety questions remain unanswered even for individual components[22]: Chronic use effects beyond 68 weeks inadequately studied Cardiovascular safety outcomes trials (CVOT) ongoing but not yet reported Cancer risk assessment requires longer-term epidemiological data Reproductive safety and effects on fertility incompletely characterized Pediatric safety and efficacy not established for either component Specific concerns include dose-dependent heart rate increases, potential thyroid C-cell effects (theoretical concern with GLP-1 agonists), and gallbladder-related adverse events observed with rapid weight loss

Cancer cells tagged by calreticulin on their surface stimulate an immunogenic cancer cell death by enabling their phagocytosis by the dendritic cells of the immune system which in turn triggers T-cell-mediated immune response 27,28,29
Wegovy: Conditions treated Zepbound is approved by the Food and Drug Administration (FDA) for weight loss and long-term maintenance of weight loss in adults with obesity (body mass index, or BMI of 30 or more), or adults who are overweight (BMI of 27 to less than 30) who have at least one weight-related health condition, such as high blood pressure or high cholesterol