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
Least useful treatment of local anaesthetic induced convulsions – 
Select and explain. 
A. Phenytoin, B. Thiopentone, C. Midazolam, D. Propofol
A: Phenytoin
Answer: A: Phenytoin 
Explanation: Drugs used for LA induced seizure :- Benzodiazepines (midazolam), Barbiturates (thiopentone), Propofol.