Tislelizumab With Fruquintinib, Metronidazole, in Mismatch Repair-proficient or Microsatellite Stability, Advanced Colorectal Cancer: a Multicenter, Single Arm, Clinical Trial

"Metronidazole tablets: One administration cycle is every 6 weeks, and metronidazole tablets are given orally on the 1st to 7th day of each cycle. The medication method is two tablets three times one day.~Teralizumab: Every 3 weeks is a dosing cycle, with 200mg of Teralizumab administered intravenously on the first day of each cycle."