Clinical Research Directory

Inclusion Criteria: 1. Adult patients aged 18 to 75 years. 2. Documented diagnosis of Crohn's disease established at any time prior to screening by radiological, histological, or endoscopic evidence. 3. Active Crohn's disease at screening, defined as a Crohn's Disease Activity Index (CDAI) score between 220 and 450 (inclusive). 4. Adequate cardiac, renal and hepatic function, as assessed by the investigator based on screening laboratory tests, physical examination, and medical history, without findings that would pose an undue risk for study participation. 5. Willingness and ability to provide written informed consent. 6. Agreement to undergo all scheduled study procedures, including up to 3 endoscopic evaluations. Exclusion Criteria: 1. Use of any biologic therapy (e.g., infliximab, adalimumab, ustekinumab, vedolizumab) within 8 weeks prior to screening. 2. Use of systemic antibiotics or any probiotic preparation within 4 weeks prior to screening. 3. History of any intestinal resection or other Crohn's disease-related surgery. 4. History of or active chronic or recurrent infectious disease. 5. History of or current malignancy. 6. Pregnancy, lactation, or intention to become pregnant during the study period.