Overview Intravenous Infusion of Lidocaine in Colonoscopy Status: Recruiting Trial end date: 2020-12-31 Target enrollment: Participant gender: Summary intravenous infusion of lidocaine significantly reduce fatigue and pain and improve the patients satisfaction after sedation for colonoscopy. Phase: Phase 4 Details Lead Sponsor: Shandong UniversityTreatments: Lidocaine