A Clinical Study of FT1 in Patients With Short Bowel Syndrome

Inclusion Criteria: * Age ≥ 18 years, male or female. * SBS secondary to surgical resection of the small intestine, screened for at least 12 months after pre intestinal resection surgery; * Stable weight before screening; For patients requiring parenteral support (PS), PS volume remained stable (with changes in volume or energy content\<25%) within 14 days prior to randomization; * Willing to undergo colonoscopy and remove polyps assessed by researchers to be at risk of cancer; * During the trial period, there were no plans to perform any major abdominal surgeries (such as intestinal resection exceeding 10% or surgeries that alter intestinal anatomy, such as stoma surgery); * During the baseline metabolic balance study, the average daily fecal wet rearrangement amount was ≥ 800g; Exclusion Criteria: * Having undergone major abdominal surgery (such as intestinal resection exceeding 10%) within the past 6 months prior to screening; * History of clinically significant intestinal adhesions and/or chronic abdominal pain; * History of persistent radiation enteritis, celiac disease, refractory diarrhea, etc; * Patients with malignant tumors within the past 5 years (excluding fully treated cervical carcinoma in situ, basal cell or squamous cell carcinoma of the skin, local prostate cancer after radical surgery, and ductal carcinoma in situ of the breast after radical surgery); * History of gallstones in the past 3 years, except for those who have undergone cholecystectomy for gall…