<prompt> All are false about propofol exceptPropofol causes malignant hyperthermiaPropofol infusion at rate 4mghr causes propofol infusion syndromePropofol is the best bronchodilatorPropofol is cardiovascular stable drug  <response>: Propofol is bronchodilator, but ketamine is the best among all anaesthetic agents. Propofol has myocardial depressant action. i.v anaesthetic agents do not cause malignant hyperthermia. 