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
According to `AHA 2010 Guidelines' which of the following drug is not used in CPCR? 
Select and explain. 
A. Adrenalin, B. Vasopressin, C. Atropine, D. Amiodarone
C: Atropine
Answer: C: Atropine 
Explanation: Answer- C. Atropine'According to AHA 2020 Guidelines, Atropine is no longer recommended for routine use in the management of pulseless electrical activity (PEA)asystole.'ACLS- medications for pulses arrestAtropine: deleted from pulseless arrest algorithmEpinephrine: dose, interval unchangedVasopressin: dose, use unchangedAmiodarone: dose, indications unchangedLidocaine: dose, indications unchangedSodium Bicarbonate: routine use not recommendedCalcium: for treatment of cardiac arrest not recommended