Shenbai Granules for Preventing Malignant Transformation of High-risk Colorectal Adenomas
This multicenter, randomized, double-blind, placebo-controlled trial will enroll 450 patients with completely resected high-risk colorectal adenoma (HR-CRA), randomly assigned (1:1) to 6 months of Shenbai Granules (SBG) or placebo, followed for 3 years post-polypectomy. Primary endpoint: 3-year cumulative incidence of metachronous HR-CRA. Secondary endpoints: incidence, number, size, distribution, histology of low-risk adenomas and serrated lesions, and colorectal cancer occurrence.
Aged 40-75 years, regardless of gender; [+4]
Concomitant malignancy or history of malignancy in the digestive system; [+11]