The invention relates to a method for adjusting and controlling the capsule endoscope moving in the digestive tract, which comprises an endoscope capsule A, a tool capsule B, a driving capsule C, a cable D connecting the capsules A, B, C, and a special wireless remote controller E. The invention is characterized in that the capsule A has camera, image conversation and real-time information transmission functions; the capsule B has sample collection and drug feeding functions; the capsule C has energy accumulation and driving functions; the cable D has information transmission, energy transmission, serial connection and drawing functions; the remote controller E has image transmission and command emission functions. the A, B, C, D, E and the medical computer image station can form a system for completing the functions of general capsule endoscope, as well as real-time adjusting the direction of capsule endoscope in the digestive tract, leading the stopped or slow capsule endoscope, repeatedly watching the ill part and shooting, collecting liquid or active sample, and treating the ill part.