Efficacy of Mazdutide on Fatty Pancreas

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• Participants meeting any of the following conditions will be excluded from this study:

Laborértékek

• Glycated hemoglobin HbA1c ≥7.5% at screening; history of diabetic ketoacidosis (DKA) or other diabetic emergencies; Use within 3 months before screening of glucagon-like peptide-1 receptor (GLP-1R) agonists, GLP-1R/glucagon receptor (GCGR) dual agonists, glucose-dependent insulinotropic polypeptide receptor (GIPR)/GLP-1R agonists, GIPR/GLP-1R/GCGR triple agonists, insulin, or oral antidiabetic drugs other than metformin; Use of any weight-loss drug or fat-reducing dietary supplement within 1 month before screening/enrollment; or use within 1 month before screening of systemic medications that may cause weight gain, including systemic glucocorticoids, tricyclic antidepressants, atypical antipsychotics, and mood stabilizers; Self-reported or documented weight fluctuation of >5% within 3 months before screening; Current or history of acute pancreatitis or chronic pancreatitis; or serum triglycerides (TG) >5.6 mmol/L at screening; or history of acute cholecystitis or symptomatic/requiring-treatment gallbladder disease (except participants who have undergone cholecystectomy and are judged by the investigator to be eligible); Chronic kidney disease stage 3 or higher, eGFR <60 mL/min/1.73 m² (calculated by CKD-EPI formula); Obesity secondary to other endocrine diseases, such as Cushing syndrome; Personal or family history of multiple endocrine neoplasia type 2 (MEN2) or familial medullary thyroid carcinoma (MTC); History of malignancy within 5 years before screening (except cured basal cell carcinoma of the skin, cervical carcinoma in situ, etc.); Acute myocardial infarction, unstable angina, coronary revascularization, stroke, or transient ischemic attack within 6 months before screening; or New York Heart Association (NYHA) class III or IV heart failure; Acute or chronic hepatitis at screening (except chronic hepatitis B), autoimmune hepatitis, or significantly abnormal liver function: ALT or AST >3×ULN, or total bilirubin >2×ULN (except Gilbert syndrome); History of pancreatic injury; imaging findings suggestive of pancreatic space-occupying lesion, pancreatic atrophy, pancreatic calcification, or history of pancreatic surgery that may affect IPFD assessment; Contraindications to MRI examination (e.g., metallic implants in the body, claustrophobia, etc.) or inability to cooperate with breath-holding for the examination; Blood amylase or lipase >2×ULN at screening; Pregnant or lactating women, or positive pregnancy test at screening; women of childbearing potential who are unwilling to use medically accepted contraception during the study; Allergy to GLP-1 receptor agonists or any component of the study drug; or prior discontinuation of GLP-1 receptor agonist drugs due to safety or tolerability reasons; Participation in another interventional clinical trial within 3 months before screening; History of major depressive disorder, or current severe psychiatric illness (e.g., schizophrenia, bipolar disorder, etc.) judged by the investigator to be unable to comply with study procedures; History of conditions affecting gastric emptying (e.g., gastric bypass surgery, pyloric stenosis, severe diabetic gastroparesis, etc.), long-term use of drugs directly affecting gastrointestinal motility, severe gastrointestinal diseases (e.g., active peptic ulcer, inflammatory bowel disease, etc.), or prior gastrointestinal surgery (except surgeries with no significant effect on gastrointestinal motility, such as gastrointestinal polypectomy, appendectomy, and hemorrhoid surgery); Severe infection, severe trauma, or major or moderate surgery within 1 month before screening; Severe ECG abnormalities at screening (e.g., QTcF >450 ms, supraventricular tachycardia, atrial fibrillation, atrial flutter, second- or third-degree atrioventricular block, etc.), or poorly controlled blood pressure: systolic blood pressure ≥160 mmHg or diastolic blood pressure ≥100 mmHg; Additional laboratory criteria: alkaline phosphatase (ALP) ≥2×ULN; calcitonin ≥50 ng/L; thyroid-stimulating hormone (TSH) <0.4 or >6.0 mIU/L; hemoglobin <100 g/L; Presence of acute or chronic hepatitis, or history of other severe liver diseases except metabolic-associated fatty liver disease; presence of significant hematologic diseases (e.g., sickle cell disease, hemolytic anemia, myelodysplastic syndrome, etc.) or diseases causing hemolysis/red blood cell instability; presence of autoimmune disease with planned systemic glucocorticoid or immunosuppressant therapy during the study; prior organ or bone marrow transplantation or planned transplantation during the trial; Known or suspected history of excessive alcohol consumption (weekly ethanol intake ≥210 g for men and ≥140 g for women for >3 months), or history of drug abuse or illicit drug use; Any other condition that, in the investigator's opinion, may affect compliance or safety assessment.

• Patients participating in this study must meet all of the following criteria:
• Age 18-60 years (inclusive) at screening, regardless of gender;
• BMI at screening meets one of the following conditions: ① BMI ≥28 kg/m²; or ② 24 kg/m² ≤ BMI <28 kg/m², with at least one obesity-related metabolic abnormality (elevated fasting blood glucose, dyslipidemia, hypertension, etc.);
• Pancreatic MRI-PDFF quantitative assessment completed during the screening period, with intrapancreatic fat deposition (IPFD) ≥6%;
• Fully informed about the study and voluntarily signed written informed consent;
• Agreed to maintain a stable lifestyle (including diet and exercise habits) during the study.
  • Note: Diagnostic criteria for Metabolic Syndrome (meeting ≥3 of the following items) [ChineseDiabetesSociety(CDS)2020]:
• Abdominal obesity (central obesity): Waist circumference ≥90 cm in men, ≥85 cm in women;
• Fasting blood glucose ≥6.1 mmol/L and/or 2-hour postprandial blood glucose ≥7.8 mmol/L, and/or diagnosed diabetes under treatment;
• Blood pressure ≥130/85 mmHg, and/or diagnosed hypertension under treatment;
• Fasting triglycerides (TG) ≥1.7 mmol/L;
• Fasting HDL-C <1.04 mmol/L.