All true about effect of propofol on Respiratory system except-
Depresses respiratory centre
Depresses respiratory drive
Bronchodilator
Inhibits hypoxic pulmonary vasoconstriction
Propofol produces doses-dependent respiratory depression with apnea occurring in 25% to 35% patients after induction close. The ventilator response of co2 and apnea also reduces. They are potent bronchodilator. It preserves hypoxic pulmonary vasoconstriction. Blunts upper airway reflexes
Intravenous Anesthetic Agents