All true about effect of propofol on Respiratory system except-: (A) Depresses respiratory centre, (B) Depresses respiratory drive, (C) Bronchodilator, (D) Inhibits hypoxic pulmonary vasoconstriction
Answer is D. 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