Adult, American society of Anaesthesiologist score I-II, 80 patients who underwent elective supratentorial craniotomy for tumour resection were randomly assigned to group I or II. In group I; propofol was discontinued during the dural closure. After the propofol was discontinued, remifentanil dose was increased with the guidance of bispectral index spectrum and hemodynamic parameters. In group II; propofol discontinued before the end of the surgery. Time to awakening and extubation time, adverse events, total remifentanil and propofol consumptions and side effects were recorded. Heart rate and blood pressure were recorded during this period.