<prompt> Which is safest to be used in asthmatic patientsNitrazepamPhenobarbitoneChloral hydrateAll hypnotics are safe  <response>: Safe in asthma Propofol, etomidate, ketamine, vecuronium, rocuronium, Pancuronium, Halothane, Sevoflurane, Desflurane, Isoflurane, Pethidine, Fentanyl, Alfentanil, Benzodiazepines Nitrazepam. 