[Comparative evaluation of effectiveness of narcotic analgesics for intravenous autoanalgesia].

The three groups of patients who had morphine hydrochloride, phentanyl and dipidolor been used for intravenous autoanalgesia were examined. In each group, the state of the central hemodynamics, pulmonary ventilation and gas composition of the blood were studied. The effectiveness of analgesia was assessed, side effects were considered. The effectiveness of the use for postoperative intravenous autoanalgesia of morphine and phentanyl has been proved.