Efficacy, Safety, and Tolerability of Tirzepatide in Real-World Conditions in Paraguay.

Innovation and Regional Significance This study represents a pioneering milestone as the first prospective, long-term real-world evidence (RWE) investigation of tirzepatide in Paraguay. While global randomized clinical trials have established efficacy within controlled environments, this research addresses a critical knowledge gap by evaluating the performance of dual GIP/GLP-1 receptor agonism within a South American cohort. By documenting metabolic outcomes, safety, and adherence under routine clinical conditions-shaped by unique genetic, dietary, and socioeconomic factors-this project provides essential data for the regional medical community and sets a new benchmark for metabolic excellence in the region. Study Design and Long-Term Follow-Up The study is structured as a 52-week prospective cohort investigation, a duration that exceeds most regional observational studies, allowing for the assessment of weight loss maintenance and long-term glycemic stability. Participants are divided into two distinct metabolic profiles: * Cohort 1 (Obesity Focus): Adults with BMI ≥30 kg/m² without T2DM. * Cohort 2 (Metabolic Synergy): Adults with T2DM, with or without obesity. This dual-track approach allows for a comprehensive analysis of tirzepatide's pleiotropic effects across the spectrum of metabolic disease. Treatment Protocol and Nutritional Support All participants receive tirzepatide (Lipoless by Laboratorio de Productos Eticos C.E.I.S.A) via subcutaneous injection once weekly. The treatment follows a standardized titration schedule starting at 2.5 mg, with dose escalations every 4 weeks based on individual clinical response and gastrointestinal tolerability. The pharmacological intervention is supported by a structured hyperproteic, low-carbohydrate nutritional plan (approximately 1,500 kcal/day) aimed at optimizing metabolic results and supporting healthy weight loss. Furthermore, in alignment with standard medical practice, all subjects are prescribed a standardized physical activity regimen and comprehensive healthy lifestyle modifications to ensure a holistic approach to long-term metabolic health. Advanced Monitoring and Diagnostics To ensure high-quality data collection, the study utilizes precise diagnostic tools at specific intervals: * Body Composition: Systematic use of bioelectrical impedance analysis (InBody) to monitor changes in fat mass, visceral fat, and lean body mass at every visit. * Imaging: Standardized abdominal and thyroid ultrasound evaluations conducted at the Instituto Radiológico Calvo (weeks 0, 24, 52). * Functional Assessment: Measurement of muscle strength to correlate pharmacological efficacy with physical performance at very visit * Biochemical Analysis: Comprehensive laboratory panels processed by Laboratorio Díaz Gill to monitor glycemic control, lipid profiles, and safety markers (weeks 0, 24, 52). Regulatory Rigor and Safety Operating under the strict oversight of the CEI-INCAN Ethics Committee and with the authorization of DINAVISA, the study adheres to International Council for Harmonisation (ICH) Good Clinical Practice guidelines. Safety is monitored through a robust pharmacovigilance system, with a specific focus on gastrointestinal tolerability and hepatobiliary safety, recorded via the PowerMed electronic data capture system. Exclusionary Clarity In order to isolate the specific effects of incretin-based therapy in a real-world setting, this study strictly excludes patients using insulin, focusing on the potential of tirzepatide as a foundational therapy for metabolic health.