Tirzepatide in the Treatment of Endometrial Cancer

Who cannot join

• 1. ECOG performance status ≥3 (Appendix II); 2. Grade 1 or 2 endometrioid adenocarcinoma of the endometrium with myometrial invasion deeper than 50% on MRI, or any patients with grade 3 endometrioid adenocarcinoma; 3. MMR deficient or p53 mutated endometrial cancer; 4. Histological (cell) type other than endometrioid adenocarcinoma (sarcomas or high-risk endometrial e.g., papillary serous, clear cell); 5. Pregnant or planning to become pregnant during trial period; 6. Prior treatment for EAC; 7. Patients with a history of pelvic or abdominal radiotherapy; 8. Unwilling to have additional endometrial biopsies or unable to attend monthly clinical assessments; 9. Unable to provide informed consent or complete questionnaires; 10. Evidence of extra-uterine extension on cross-sectional imaging; 11. Congenital or acquired uterine anomaly that distorts the uterine cavity; 12. Acute pelvic inflammatory disease; 13. Genital actinomycosis; 14. History of pancreatitis; 15. Diagnosis of Type 1 diabetes; 16. Previous treatment with GLP-1 receptor agonists within the last 3 months; 17. Visit 1 thyroid-stimulatory hormone outside of the range of 0.4-6.0 mL/uL; 18. Obesity induced by other endocrine disorders (e.g., Cushing syndrome); 19. Current or history of treatment with medications that may cause significant weight gain within 3 months prior to screening visit, including systemic corticosteroids (except for a short course of treatment, i.e., 7-10 days or physiologic replacement doses ≤10 mg/day prednisone equivalent), tri-cyclic antidepressants, atypical antipsychotic and mood stabilizers (e.g., imipramine, amitriptyline, mirtazapine, phenelzine, chlorpromazine, thioridazine, clozapine, olanzapine, valproic acid and its derivatives, and lithium); 20. Participation in a clinical trial of weight control within the last 3 months before screening for this trial; 21. Previous surgical treatment for obesity (excluding liposuction if performed >1 year before study entry); 22. History of major depressive disorder or a PHQ-9 >15 within the last 2 years (completed at visit 1) or history of other severe psychiatric disorders (e.g., schizophrenia or bipolar disorder) or diagnosis of an eating disorder such as restrained eating, binge eating, or bulimia (based on Questionnaire for Diagnosing Binge Eating Disorder and Bulimia Nervosa completed at visit 1); 23. Participants with a lifetime history of a suicide attempt or history of any suicidal behavior within the past month before entry into the trial; 24. Surgery scheduled for the trial duration period, except for minor surgical procedures, at the discretion of the Investigator; 25. Impaired liver function, defined as screening aspartate aminotransferase or alanine aminotransferase ≥ 2.5 times the upper normal range (one re-test analyzed at the local laboratory within 1 week prior to screening is permitted, with the last sample being conclusive); 26. Impaired renal function is defined as serum creatinine ≥ 1.72 mg/dl (1 retest within 1 week prior to screening through the local laboratory is permitted, with the result of the last sample conclusive); 27. Known clinically significant active cardiovascular disease, including history of unstable angina, acute coronary event, other significant cardiac events (including history of arrhythmias, myocardial infarction (MI), or conduction delays on electrocardiogram [ECG]), or cerebral stroke within the past 6 months and/or heart failure (New York Heart Association [NYHA] Class III or IV) at the discretion of the Investigator; 28. Uncontrolled treated/untreated hypertension (systolic blood pressure ≥160 mmHg and/or diastolic blood pressure ≥100 mmHg). If white-coat hypertension is suspected at the screening visit, a repeated measurement at run-in before other trial-related activities is allowed; 29. Known history of substance abuse; 30. Language barrier, mental incapacity, unwillingness, or inability to understand and complete the mental health questionnaire in the provided language; 31. History of breast, thyroid or colon cancer. Patients with any prior diagnosis of thyroid cancer are not eligible for this study 32. Current other cancer. Patients with any current malignancy or past malignancy in the past 5 years are not eligible. Excluded are treated basal cell carcinoma or squamous cell carcinoma. (past or present, except basal cell skin cancer or squamous cell skin cancer). Patient who have received any active treatment for another malignancy within 2 years prior to enrollment are not eligible); 33. Breastfeeding mothers
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