 70 CS and 70 EGD ASA I-II patients were studied. In group S n70 we administered fentanyl 1μgkg midazolam 0.04-0.03 mgkg for CS and midazolam 0.04-0.03 mgkg for EGDS and in group P n70 fentanyl 1μgKg propofol TCI 1.2-1.6 μgml for CS and propofol TCI 1.2-1.6 μgml for EGD. Vital parameters and Observers Assessment of Alertness and Sedation Scale OAAS were monitored throughout the study. Endoscopists and patients satisfactions were measured after procedure and 24-72 h later by visual analog scale VAS. 