An asthmatic patient is posted for elective hernia repair. Which of the following inhalational anaesthetic agents are preferred for induction in this patient

Anaesthesia

An asthmatic patient is posted for elective hernia repair. Which of the following inhalational anaesthetic agents are preferred for induction in this patient

Allergy in immediate perioperative period is due to:

All of the following are true about lumbar puncture except:

Which of these is most commonly used as pre-anesthetic medication?