This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
Which of the following drugs in NOT recommended for intracheal administration during cardiopulmonary resuscitation – 
Select and explain. 
A. Atropine, B. Sodium bicarbonate, C. Adrenaline, D. Lignocaine
B: Sodium bicarbonate
Answer: B: Sodium bicarbonate 
Explanation: Intratracheal drugs during CPR :- Adrenaline, atropine, lignocaine, naloxone.