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: Forensic Medicine
Cyanide antidote kit does not contain: NIMHANS 14 
Select and explain. 
A. Sodium thiosulfate, B. Sodium nitrite, C. Sodium bicarbonate, D. Amyl nitrite
C: Sodium bicarbonate
Answer: C: Sodium bicarbonate 
Explanation: Ans. Sodium bicarbonate